Home / 187,410.30-281,115.45-169,331.10

Finding the Fourth Proportional to 187,410.30, 281,115.45 and 169,331.10

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Solution

The fourth proportional to 187,410.30, 281,115.45 and 169,331.10 is: 253,996.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,410.30 : 281,115.45 = 169,331.10 : x
  2. Step 2: Convert to fraction form
    187,410.30/281,115.45 = 169,331.10/x
  3. Step 3: Cross multiply
    187,410.30x = 281,115.45 × 169,331.10
  4. Step 4: Simplify right side
    187,410.30x = 47,601,588,375.50
  5. Step 5: Solve for x
    x = 47,601,588,375.50/187,410.30
  6. Step 6: Final answer
    x = 253,996.65

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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.