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Finding the Fourth Proportional to 178,284.80, 267,427.20 and 59,943.80

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Solution

The fourth proportional to 178,284.80, 267,427.20 and 59,943.80 is: 89,915.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,284.80 : 267,427.20 = 59,943.80 : x
  2. Step 2: Convert to fraction form
    178,284.80/267,427.20 = 59,943.80/x
  3. Step 3: Cross multiply
    178,284.80x = 267,427.20 × 59,943.80
  4. Step 4: Simplify right side
    178,284.80x = 16,030,602,591.36
  5. Step 5: Solve for x
    x = 16,030,602,591.36/178,284.80
  6. Step 6: Final answer
    x = 89,915.70

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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.