Home / 113,593.29-156,785.46-70,605.25

Finding the Fourth Proportional to 113,593.29, 156,785.46 and 70,605.25

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Solution

The fourth proportional to 113,593.29, 156,785.46 and 70,605.25 is: 97,451.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,593.29 : 156,785.46 = 70,605.25 : x
  2. Step 2: Convert to fraction form
    113,593.29/156,785.46 = 70,605.25/x
  3. Step 3: Cross multiply
    113,593.29x = 156,785.46 × 70,605.25
  4. Step 4: Simplify right side
    113,593.29x = 11,069,876,599.67
  5. Step 5: Solve for x
    x = 11,069,876,599.67/113,593.29
  6. Step 6: Final answer
    x = 97,451.85

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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.