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Finding the Fourth Proportional to 60,587.84, 90,890.40 and 29,419.04

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Solution

The fourth proportional to 60,587.84, 90,890.40 and 29,419.04 is: 44,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,587.84 : 90,890.40 = 29,419.04 : x
  2. Step 2: Convert to fraction form
    60,587.84/90,890.40 = 29,419.04/x
  3. Step 3: Cross multiply
    60,587.84x = 90,890.40 × 29,419.04
  4. Step 4: Simplify right side
    60,587.84x = 2,673,908,313.22
  5. Step 5: Solve for x
    x = 2,673,908,313.22/60,587.84
  6. Step 6: Final answer
    x = 44,132.76

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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.