Home / 60,387.12-90,551.42-25,317.36

Finding the Fourth Proportional to 60,387.12, 90,551.42 and 25,317.36

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Solution

The fourth proportional to 60,387.12, 90,551.42 and 25,317.36 is: 37,963.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,387.12 : 90,551.42 = 25,317.36 : x
  2. Step 2: Convert to fraction form
    60,387.12/90,551.42 = 25,317.36/x
  3. Step 3: Cross multiply
    60,387.12x = 90,551.42 × 25,317.36
  4. Step 4: Simplify right side
    60,387.12x = 2,292,522,898.65
  5. Step 5: Solve for x
    x = 2,292,522,898.65/60,387.12
  6. Step 6: Final answer
    x = 37,963.77

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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.