Home / 113,463.11-156,577.78-62,474.79

Finding the Fourth Proportional to 113,463.11, 156,577.78 and 62,474.79

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Solution

The fourth proportional to 113,463.11, 156,577.78 and 62,474.79 is: 86,214.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,463.11 : 156,577.78 = 62,474.79 : x
  2. Step 2: Convert to fraction form
    113,463.11/156,577.78 = 62,474.79/x
  3. Step 3: Cross multiply
    113,463.11x = 156,577.78 × 62,474.79
  4. Step 4: Simplify right side
    113,463.11x = 9,782,163,924.17
  5. Step 5: Solve for x
    x = 9,782,163,924.17/113,463.11
  6. Step 6: Final answer
    x = 86,214.49

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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.