Home / 178,155.20-267,235.04-53,488.96

Finding the Fourth Proportional to 178,155.20, 267,235.04 and 53,488.96

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Solution

The fourth proportional to 178,155.20, 267,235.04 and 53,488.96 is: 80,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,155.20 : 267,235.04 = 53,488.96 : x
  2. Step 2: Convert to fraction form
    178,155.20/267,235.04 = 53,488.96/x
  3. Step 3: Cross multiply
    178,155.20x = 267,235.04 × 53,488.96
  4. Step 4: Simplify right side
    178,155.20x = 14,294,124,365.16
  5. Step 5: Solve for x
    x = 14,294,124,365.16/178,155.20
  6. Step 6: Final answer
    x = 80,234.11

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1.5x scale

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.