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Finding the Fourth Proportional to 177,862.40, 266,728.80 and 59,537.60

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Solution

The fourth proportional to 177,862.40, 266,728.80 and 59,537.60 is: 89,284.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,862.40 : 266,728.80 = 59,537.60 : x
  2. Step 2: Convert to fraction form
    177,862.40/266,728.80 = 59,537.60/x
  3. Step 3: Cross multiply
    177,862.40x = 266,728.80 × 59,537.60
  4. Step 4: Simplify right side
    177,862.40x = 15,880,392,602.88
  5. Step 5: Solve for x
    x = 15,880,392,602.88/177,862.40
  6. Step 6: Final answer
    x = 89,284.71

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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.