Home / 110,428.64-152,425.92-62,713.76

Finding the Fourth Proportional to 110,428.64, 152,425.92 and 62,713.76

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Solution

The fourth proportional to 110,428.64, 152,425.92 and 62,713.76 is: 86,564.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,428.64 : 152,425.92 = 62,713.76 : x
  2. Step 2: Convert to fraction form
    110,428.64/152,425.92 = 62,713.76/x
  3. Step 3: Cross multiply
    110,428.64x = 152,425.92 × 62,713.76
  4. Step 4: Simplify right side
    110,428.64x = 9,559,202,564.66
  5. Step 5: Solve for x
    x = 9,559,202,564.66/110,428.64
  6. Step 6: Final answer
    x = 86,564.52

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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.