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Finding the Fourth Proportional to 110,552.99, 152,543.99 and 65,227.55

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Solution

The fourth proportional to 110,552.99, 152,543.99 and 65,227.55 is: 90,002.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,552.99 : 152,543.99 = 65,227.55 : x
  2. Step 2: Convert to fraction form
    110,552.99/152,543.99 = 65,227.55/x
  3. Step 3: Cross multiply
    110,552.99x = 152,543.99 × 65,227.55
  4. Step 4: Simplify right side
    110,552.99x = 9,950,070,135.27
  5. Step 5: Solve for x
    x = 9,950,070,135.27/110,552.99
  6. Step 6: Final answer
    x = 90,002.73

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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.