Home / 42,010.59-57,975.69-23,147.73

Finding the Fourth Proportional to 42,010.59, 57,975.69 and 23,147.73

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Solution

The fourth proportional to 42,010.59, 57,975.69 and 23,147.73 is: 31,944.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,010.59 : 57,975.69 = 23,147.73 : x
  2. Step 2: Convert to fraction form
    42,010.59/57,975.69 = 23,147.73/x
  3. Step 3: Cross multiply
    42,010.59x = 57,975.69 × 23,147.73
  4. Step 4: Simplify right side
    42,010.59x = 1,342,005,618.68
  5. Step 5: Solve for x
    x = 1,342,005,618.68/42,010.59
  6. Step 6: Final answer
    x = 31,944.46

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Double scale
Find fourth proportional to 42,011.59, 57,977.07 and 23,148.73
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.