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Finding the Fourth Proportional to 179,283.61, 268,839.64 and 104,425.10

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Solution

The fourth proportional to 179,283.61, 268,839.64 and 104,425.10 is: 156,587.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,283.61 : 268,839.64 = 104,425.10 : x
  2. Step 2: Convert to fraction form
    179,283.61/268,839.64 = 104,425.10/x
  3. Step 3: Cross multiply
    179,283.61x = 268,839.64 × 104,425.10
  4. Step 4: Simplify right side
    179,283.61x = 28,073,607,597.67
  5. Step 5: Solve for x
    x = 28,073,607,597.67/179,283.61
  6. Step 6: Final answer
    x = 156,587.70

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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.