Home / 113,590.47-156,747.82-62,600.37

Finding the Fourth Proportional to 113,590.47, 156,747.82 and 62,600.37

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Solution

The fourth proportional to 113,590.47, 156,747.82 and 62,600.37 is: 86,384.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,590.47 : 156,747.82 = 62,600.37 : x
  2. Step 2: Convert to fraction form
    113,590.47/156,747.82 = 62,600.37/x
  3. Step 3: Cross multiply
    113,590.47x = 156,747.82 × 62,600.37
  4. Step 4: Simplify right side
    113,590.47x = 9,812,471,528.69
  5. Step 5: Solve for x
    x = 9,812,471,528.69/113,590.47
  6. Step 6: Final answer
    x = 86,384.64

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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.