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Finding the Fourth Proportional to 118,150.87, 177,154.90 and 47,084.44

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Solution

The fourth proportional to 118,150.87, 177,154.90 and 47,084.44 is: 70,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,150.87 : 177,154.90 = 47,084.44 : x
  2. Step 2: Convert to fraction form
    118,150.87/177,154.90 = 47,084.44/x
  3. Step 3: Cross multiply
    118,150.87x = 177,154.90 × 47,084.44
  4. Step 4: Simplify right side
    118,150.87x = 8,341,239,259.76
  5. Step 5: Solve for x
    x = 8,341,239,259.76/118,150.87
  6. Step 6: Final answer
    x = 70,598.20

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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.