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Finding the Fourth Proportional to 181,423.03, 250,366.76 and 99,754.73

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Solution

The fourth proportional to 181,423.03, 250,366.76 and 99,754.73 is: 137,663.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,423.03 : 250,366.76 = 99,754.73 : x
  2. Step 2: Convert to fraction form
    181,423.03/250,366.76 = 99,754.73/x
  3. Step 3: Cross multiply
    181,423.03x = 250,366.76 × 99,754.73
  4. Step 4: Simplify right side
    181,423.03x = 24,975,268,544.77
  5. Step 5: Solve for x
    x = 24,975,268,544.77/181,423.03
  6. Step 6: Final answer
    x = 137,663.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.