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Finding the Fourth Proportional to 60,046.55, 90,021.21 and 25,012.43

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Solution

The fourth proportional to 60,046.55, 90,021.21 and 25,012.43 is: 37,498.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,046.55 : 90,021.21 = 25,012.43 : x
  2. Step 2: Convert to fraction form
    60,046.55/90,021.21 = 25,012.43/x
  3. Step 3: Cross multiply
    60,046.55x = 90,021.21 × 25,012.43
  4. Step 4: Simplify right side
    60,046.55x = 2,251,648,763.53
  5. Step 5: Solve for x
    x = 2,251,648,763.53/60,046.55
  6. Step 6: Final answer
    x = 37,498.39

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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.