Home / 54,349.82-81,548.16-29,407.40

Finding the Fourth Proportional to 54,349.82, 81,548.16 and 29,407.40

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Solution

The fourth proportional to 54,349.82, 81,548.16 and 29,407.40 is: 44,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,349.82 : 81,548.16 = 29,407.40 : x
  2. Step 2: Convert to fraction form
    54,349.82/81,548.16 = 29,407.40/x
  3. Step 3: Cross multiply
    54,349.82x = 81,548.16 × 29,407.40
  4. Step 4: Simplify right side
    54,349.82x = 2,398,119,360.38
  5. Step 5: Solve for x
    x = 2,398,119,360.38/54,349.82
  6. Step 6: Final answer
    x = 44,123.78

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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.