Home / 73,280.10-109,937.49-58,343.70

Finding the Fourth Proportional to 73,280.10, 109,937.49 and 58,343.70

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Solution

The fourth proportional to 73,280.10, 109,937.49 and 58,343.70 is: 87,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,280.10 : 109,937.49 = 58,343.70 : x
  2. Step 2: Convert to fraction form
    73,280.10/109,937.49 = 58,343.70/x
  3. Step 3: Cross multiply
    73,280.10x = 109,937.49 × 58,343.70
  4. Step 4: Simplify right side
    73,280.10x = 6,414,159,935.31
  5. Step 5: Solve for x
    x = 6,414,159,935.31/73,280.10
  6. Step 6: Final answer
    x = 87,529.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.