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Finding the Fourth Proportional to 100,242.92, 150,364.32 and 93,599.91

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Solution

The fourth proportional to 100,242.92, 150,364.32 and 93,599.91 is: 140,399.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,242.92 : 150,364.32 = 93,599.91 : x
  2. Step 2: Convert to fraction form
    100,242.92/150,364.32 = 93,599.91/x
  3. Step 3: Cross multiply
    100,242.92x = 150,364.32 × 93,599.91
  4. Step 4: Simplify right side
    100,242.92x = 14,074,086,819.21
  5. Step 5: Solve for x
    x = 14,074,086,819.21/100,242.92
  6. Step 6: Final answer
    x = 140,399.82

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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.