Home / 77,932.14-107,548.83-44,400.30

Finding the Fourth Proportional to 77,932.14, 107,548.83 and 44,400.30

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Solution

The fourth proportional to 77,932.14, 107,548.83 and 44,400.30 is: 61,273.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,932.14 : 107,548.83 = 44,400.30 : x
  2. Step 2: Convert to fraction form
    77,932.14/107,548.83 = 44,400.30/x
  3. Step 3: Cross multiply
    77,932.14x = 107,548.83 × 44,400.30
  4. Step 4: Simplify right side
    77,932.14x = 4,775,200,316.65
  5. Step 5: Solve for x
    x = 4,775,200,316.65/77,932.14
  6. Step 6: Final answer
    x = 61,273.83

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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.