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Finding the Fourth Proportional to 59,101.20, 88,651.80 and 36,939.60

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Solution

The fourth proportional to 59,101.20, 88,651.80 and 36,939.60 is: 55,409.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,101.20 : 88,651.80 = 36,939.60 : x
  2. Step 2: Convert to fraction form
    59,101.20/88,651.80 = 36,939.60/x
  3. Step 3: Cross multiply
    59,101.20x = 88,651.80 × 36,939.60
  4. Step 4: Simplify right side
    59,101.20x = 3,274,762,031.28
  5. Step 5: Solve for x
    x = 3,274,762,031.28/59,101.20
  6. Step 6: Final answer
    x = 55,409.40

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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.