Home / 67,724.10-93,537.99-63,787.50

Finding the Fourth Proportional to 67,724.10, 93,537.99 and 63,787.50

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Solution

The fourth proportional to 67,724.10, 93,537.99 and 63,787.50 is: 88,100.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,724.10 : 93,537.99 = 63,787.50 : x
  2. Step 2: Convert to fraction form
    67,724.10/93,537.99 = 63,787.50/x
  3. Step 3: Cross multiply
    67,724.10x = 93,537.99 × 63,787.50
  4. Step 4: Simplify right side
    67,724.10x = 5,966,554,537.13
  5. Step 5: Solve for x
    x = 5,966,554,537.13/67,724.10
  6. Step 6: Final answer
    x = 88,100.91

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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.