Home / 67,787.28-101,580.95-37,760.13

Finding the Fourth Proportional to 67,787.28, 101,580.95 and 37,760.13

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Solution

The fourth proportional to 67,787.28, 101,580.95 and 37,760.13 is: 56,584.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,787.28 : 101,580.95 = 37,760.13 : x
  2. Step 2: Convert to fraction form
    67,787.28/101,580.95 = 37,760.13/x
  3. Step 3: Cross multiply
    67,787.28x = 101,580.95 × 37,760.13
  4. Step 4: Simplify right side
    67,787.28x = 3,835,709,688.72
  5. Step 5: Solve for x
    x = 3,835,709,688.72/67,787.28
  6. Step 6: Final answer
    x = 56,584.51

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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.