Home / 108,787.24-163,143.90-37,693.28

Finding the Fourth Proportional to 108,787.24, 163,143.90 and 37,693.28

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Solution

The fourth proportional to 108,787.24, 163,143.90 and 37,693.28 is: 56,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,787.24 : 163,143.90 = 37,693.28 : x
  2. Step 2: Convert to fraction form
    108,787.24/163,143.90 = 37,693.28/x
  3. Step 3: Cross multiply
    108,787.24x = 163,143.90 × 37,693.28
  4. Step 4: Simplify right side
    108,787.24x = 6,149,428,514.53
  5. Step 5: Solve for x
    x = 6,149,428,514.53/108,787.24
  6. Step 6: Final answer
    x = 56,527.11

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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.