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Finding the Fourth Proportional to 48,209.80, 72,314.70 and 24,881.80

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Solution

The fourth proportional to 48,209.80, 72,314.70 and 24,881.80 is: 37,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,209.80 : 72,314.70 = 24,881.80 : x
  2. Step 2: Convert to fraction form
    48,209.80/72,314.70 = 24,881.80/x
  3. Step 3: Cross multiply
    48,209.80x = 72,314.70 × 24,881.80
  4. Step 4: Simplify right side
    48,209.80x = 1,799,319,902.46
  5. Step 5: Solve for x
    x = 1,799,319,902.46/48,209.80
  6. Step 6: Final answer
    x = 37,322.70

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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.