Home / 111,553.65-153,943.17-60,565.37

Finding the Fourth Proportional to 111,553.65, 153,943.17 and 60,565.37

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Solution

The fourth proportional to 111,553.65, 153,943.17 and 60,565.37 is: 83,579.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,553.65 : 153,943.17 = 60,565.37 : x
  2. Step 2: Convert to fraction form
    111,553.65/153,943.17 = 60,565.37/x
  3. Step 3: Cross multiply
    111,553.65x = 153,943.17 × 60,565.37
  4. Step 4: Simplify right side
    111,553.65x = 9,323,624,280.31
  5. Step 5: Solve for x
    x = 9,323,624,280.31/111,553.65
  6. Step 6: Final answer
    x = 83,579.73

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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.