Home / 113,884.14-157,161.30-62,898.15

Finding the Fourth Proportional to 113,884.14, 157,161.30 and 62,898.15

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Solution

The fourth proportional to 113,884.14, 157,161.30 and 62,898.15 is: 86,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,884.14 : 157,161.30 = 62,898.15 : x
  2. Step 2: Convert to fraction form
    113,884.14/157,161.30 = 62,898.15/x
  3. Step 3: Cross multiply
    113,884.14x = 157,161.30 × 62,898.15
  4. Step 4: Simplify right side
    113,884.14x = 9,885,155,375.08
  5. Step 5: Solve for x
    x = 9,885,155,375.08/113,884.14
  6. Step 6: Final answer
    x = 86,800.10

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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.