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Finding the Fourth Proportional to 58,861.90, 88,290.90 and 25,582

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Solution

The fourth proportional to 58,861.90, 88,290.90 and 25,582 is: 38,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,861.90 : 88,290.90 = 25,582 : x
  2. Step 2: Convert to fraction form
    58,861.90/88,290.90 = 25,582/x
  3. Step 3: Cross multiply
    58,861.90x = 88,290.90 × 25,582
  4. Step 4: Simplify right side
    58,861.90x = 2,258,657,803.80
  5. Step 5: Solve for x
    x = 2,258,657,803.80/58,861.90
  6. Step 6: Final answer
    x = 38,372.15

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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.