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Finding the Fourth Proportional to 131,754.18, 197,424.18 and 101,841.64

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Solution

The fourth proportional to 131,754.18, 197,424.18 and 101,841.64 is: 152,602.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,754.18 : 197,424.18 = 101,841.64 : x
  2. Step 2: Convert to fraction form
    131,754.18/197,424.18 = 101,841.64/x
  3. Step 3: Cross multiply
    131,754.18x = 197,424.18 × 101,841.64
  4. Step 4: Simplify right side
    131,754.18x = 20,106,002,266.86
  5. Step 5: Solve for x
    x = 20,106,002,266.86/131,754.18
  6. Step 6: Final answer
    x = 152,602.39

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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.