Home / 151,184.92-226,776.96-72,280.72

Finding the Fourth Proportional to 151,184.92, 226,776.96 and 72,280.72

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Solution

The fourth proportional to 151,184.92, 226,776.96 and 72,280.72 is: 108,420.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,184.92 : 226,776.96 = 72,280.72 : x
  2. Step 2: Convert to fraction form
    151,184.92/226,776.96 = 72,280.72/x
  3. Step 3: Cross multiply
    151,184.92x = 226,776.96 × 72,280.72
  4. Step 4: Simplify right side
    151,184.92x = 16,391,601,948.21
  5. Step 5: Solve for x
    x = 16,391,601,948.21/151,184.92
  6. Step 6: Final answer
    x = 108,420.88

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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.