Home / 67,787.30-101,683.12-23,416.58

Finding the Fourth Proportional to 67,787.30, 101,683.12 and 23,416.58

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Solution

The fourth proportional to 67,787.30, 101,683.12 and 23,416.58 is: 35,125.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,787.30 : 101,683.12 = 23,416.58 : x
  2. Step 2: Convert to fraction form
    67,787.30/101,683.12 = 23,416.58/x
  3. Step 3: Cross multiply
    67,787.30x = 101,683.12 × 23,416.58
  4. Step 4: Simplify right side
    67,787.30x = 2,381,070,914.13
  5. Step 5: Solve for x
    x = 2,381,070,914.13/67,787.30
  6. Step 6: Final answer
    x = 35,125.62

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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.