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Finding the Fourth Proportional to 176,446.58, 243,468.87 and 104,824.76

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Solution

The fourth proportional to 176,446.58, 243,468.87 and 104,824.76 is: 144,641.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,446.58 : 243,468.87 = 104,824.76 : x
  2. Step 2: Convert to fraction form
    176,446.58/243,468.87 = 104,824.76/x
  3. Step 3: Cross multiply
    176,446.58x = 243,468.87 × 104,824.76
  4. Step 4: Simplify right side
    176,446.58x = 25,521,565,865.22
  5. Step 5: Solve for x
    x = 25,521,565,865.22/176,446.58
  6. Step 6: Final answer
    x = 144,641.88

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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.