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Finding the Fourth Proportional to 150,937.60, 226,552.20 and 91,888.60

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Solution

The fourth proportional to 150,937.60, 226,552.20 and 91,888.60 is: 137,921.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,937.60 : 226,552.20 = 91,888.60 : x
  2. Step 2: Convert to fraction form
    150,937.60/226,552.20 = 91,888.60/x
  3. Step 3: Cross multiply
    150,937.60x = 226,552.20 × 91,888.60
  4. Step 4: Simplify right side
    150,937.60x = 20,817,564,484.92
  5. Step 5: Solve for x
    x = 20,817,564,484.92/150,937.60
  6. Step 6: Final answer
    x = 137,921.66

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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.