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Finding the Fourth Proportional to 62,407.90, 93,611.85 and 34,705.90

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Solution

The fourth proportional to 62,407.90, 93,611.85 and 34,705.90 is: 52,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,407.90 : 93,611.85 = 34,705.90 : x
  2. Step 2: Convert to fraction form
    62,407.90/93,611.85 = 34,705.90/x
  3. Step 3: Cross multiply
    62,407.90x = 93,611.85 × 34,705.90
  4. Step 4: Simplify right side
    62,407.90x = 3,248,883,504.92
  5. Step 5: Solve for x
    x = 3,248,883,504.92/62,407.90
  6. Step 6: Final answer
    x = 52,058.85

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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.