Home / 83,956.64-125,832.90-39,531.38

Finding the Fourth Proportional to 83,956.64, 125,832.90 and 39,531.38

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Solution

The fourth proportional to 83,956.64, 125,832.90 and 39,531.38 is: 59,249.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,956.64 : 125,832.90 = 39,531.38 : x
  2. Step 2: Convert to fraction form
    83,956.64/125,832.90 = 39,531.38/x
  3. Step 3: Cross multiply
    83,956.64x = 125,832.90 × 39,531.38
  4. Step 4: Simplify right side
    83,956.64x = 4,974,348,186.40
  5. Step 5: Solve for x
    x = 4,974,348,186.40/83,956.64
  6. Step 6: Final answer
    x = 59,249.01

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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.