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Finding the Fourth Proportional to 37,737, 52,120.80 and 25,139.88

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Solution

The fourth proportional to 37,737, 52,120.80 and 25,139.88 is: 34,722.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,737 : 52,120.80 = 25,139.88 : x
  2. Step 2: Convert to fraction form
    37,737/52,120.80 = 25,139.88/x
  3. Step 3: Cross multiply
    37,737x = 52,120.80 × 25,139.88
  4. Step 4: Simplify right side
    37,737x = 1,310,310,657.50
  5. Step 5: Solve for x
    x = 1,310,310,657.50/37,737
  6. Step 6: Final answer
    x = 34,722.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.