Home / 178,543.90-267,788.18-52,150.21

Finding the Fourth Proportional to 178,543.90, 267,788.18 and 52,150.21

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Solution

The fourth proportional to 178,543.90, 267,788.18 and 52,150.21 is: 78,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,543.90 : 267,788.18 = 52,150.21 : x
  2. Step 2: Convert to fraction form
    178,543.90/267,788.18 = 52,150.21/x
  3. Step 3: Cross multiply
    178,543.90x = 267,788.18 × 52,150.21
  4. Step 4: Simplify right side
    178,543.90x = 13,965,209,890.27
  5. Step 5: Solve for x
    x = 13,965,209,890.27/178,543.90
  6. Step 6: Final answer
    x = 78,217.23

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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.