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Finding the Fourth Proportional to 150,009.80, 224,723.10 and 83,330.60

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Solution

The fourth proportional to 150,009.80, 224,723.10 and 83,330.60 is: 124,833.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,009.80 : 224,723.10 = 83,330.60 : x
  2. Step 2: Convert to fraction form
    150,009.80/224,723.10 = 83,330.60/x
  3. Step 3: Cross multiply
    150,009.80x = 224,723.10 × 83,330.60
  4. Step 4: Simplify right side
    150,009.80x = 18,726,310,756.86
  5. Step 5: Solve for x
    x = 18,726,310,756.86/150,009.80
  6. Step 6: Final answer
    x = 124,833.92

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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.