Home / 52,524.60-72,578.34-39,927.48

Finding the Fourth Proportional to 52,524.60, 72,578.34 and 39,927.48

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Solution

The fourth proportional to 52,524.60, 72,578.34 and 39,927.48 is: 55,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,524.60 : 72,578.34 = 39,927.48 : x
  2. Step 2: Convert to fraction form
    52,524.60/72,578.34 = 39,927.48/x
  3. Step 3: Cross multiply
    52,524.60x = 72,578.34 × 39,927.48
  4. Step 4: Simplify right side
    52,524.60x = 2,897,870,218.78
  5. Step 5: Solve for x
    x = 2,897,870,218.78/52,524.60
  6. Step 6: Final answer
    x = 55,171.68

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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.