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Finding the Fourth Proportional to 118,496.56, 177,627.12 and 48,426.16

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Solution

The fourth proportional to 118,496.56, 177,627.12 and 48,426.16 is: 72,591.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,496.56 : 177,627.12 = 48,426.16 : x
  2. Step 2: Convert to fraction form
    118,496.56/177,627.12 = 48,426.16/x
  3. Step 3: Cross multiply
    118,496.56x = 177,627.12 × 48,426.16
  4. Step 4: Simplify right side
    118,496.56x = 8,601,799,333.46
  5. Step 5: Solve for x
    x = 8,601,799,333.46/118,496.56
  6. Step 6: Final answer
    x = 72,591.13

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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.