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Finding the Fourth Proportional to 83,342.40, 124,926.12 and 59,956.08

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Solution

The fourth proportional to 83,342.40, 124,926.12 and 59,956.08 is: 89,871.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,342.40 : 124,926.12 = 59,956.08 : x
  2. Step 2: Convert to fraction form
    83,342.40/124,926.12 = 59,956.08/x
  3. Step 3: Cross multiply
    83,342.40x = 124,926.12 × 59,956.08
  4. Step 4: Simplify right side
    83,342.40x = 7,490,080,444.81
  5. Step 5: Solve for x
    x = 7,490,080,444.81/83,342.40
  6. Step 6: Final answer
    x = 89,871.19

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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.