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Finding the Fourth Proportional to 176,497.41, 243,601.85 and 104,863.64

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Solution

The fourth proportional to 176,497.41, 243,601.85 and 104,863.64 is: 144,732.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,497.41 : 243,601.85 = 104,863.64 : x
  2. Step 2: Convert to fraction form
    176,497.41/243,601.85 = 104,863.64/x
  3. Step 3: Cross multiply
    176,497.41x = 243,601.85 × 104,863.64
  4. Step 4: Simplify right side
    176,497.41x = 25,544,976,701.73
  5. Step 5: Solve for x
    x = 25,544,976,701.73/176,497.41
  6. Step 6: Final answer
    x = 144,732.87

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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.