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Finding the Fourth Proportional to 60,343.40, 90,525.18 and 25,285.70

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Solution

The fourth proportional to 60,343.40, 90,525.18 and 25,285.70 is: 37,932.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,343.40 : 90,525.18 = 25,285.70 : x
  2. Step 2: Convert to fraction form
    60,343.40/90,525.18 = 25,285.70/x
  3. Step 3: Cross multiply
    60,343.40x = 90,525.18 × 25,285.70
  4. Step 4: Simplify right side
    60,343.40x = 2,288,992,543.93
  5. Step 5: Solve for x
    x = 2,288,992,543.93/60,343.40
  6. Step 6: Final answer
    x = 37,932.77

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1.5x scale

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.