Home / 42,030.68-57,998.84-23,167.76

Finding the Fourth Proportional to 42,030.68, 57,998.84 and 23,167.76

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Solution

The fourth proportional to 42,030.68, 57,998.84 and 23,167.76 is: 31,969.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,030.68 : 57,998.84 = 23,167.76 : x
  2. Step 2: Convert to fraction form
    42,030.68/57,998.84 = 23,167.76/x
  3. Step 3: Cross multiply
    42,030.68x = 57,998.84 × 23,167.76
  4. Step 4: Simplify right side
    42,030.68x = 1,343,703,205.40
  5. Step 5: Solve for x
    x = 1,343,703,205.40/42,030.68
  6. Step 6: Final answer
    x = 31,969.58

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Double scale
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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.