Home / 94,990.56-142,439.82-38,808.35

Finding the Fourth Proportional to 94,990.56, 142,439.82 and 38,808.35

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Solution

The fourth proportional to 94,990.56, 142,439.82 and 38,808.35 is: 58,193.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,990.56 : 142,439.82 = 38,808.35 : x
  2. Step 2: Convert to fraction form
    94,990.56/142,439.82 = 38,808.35/x
  3. Step 3: Cross multiply
    94,990.56x = 142,439.82 × 38,808.35
  4. Step 4: Simplify right side
    94,990.56x = 5,527,854,064.92
  5. Step 5: Solve for x
    x = 5,527,854,064.92/94,990.56
  6. Step 6: Final answer
    x = 58,193.72

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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.