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Finding the Fourth Proportional to 178,549.84, 267,840.32 and 58,570.81

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Solution

The fourth proportional to 178,549.84, 267,840.32 and 58,570.81 is: 87,861.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,549.84 : 267,840.32 = 58,570.81 : x
  2. Step 2: Convert to fraction form
    178,549.84/267,840.32 = 58,570.81/x
  3. Step 3: Cross multiply
    178,549.84x = 267,840.32 × 58,570.81
  4. Step 4: Simplify right side
    178,549.84x = 15,687,625,366.67
  5. Step 5: Solve for x
    x = 15,687,625,366.67/178,549.84
  6. Step 6: Final answer
    x = 87,861.33

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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.