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Finding the Fourth Proportional to 58,868.46, 88,302.78 and 27,261.30

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Solution

The fourth proportional to 58,868.46, 88,302.78 and 27,261.30 is: 40,891.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,868.46 : 88,302.78 = 27,261.30 : x
  2. Step 2: Convert to fraction form
    58,868.46/88,302.78 = 27,261.30/x
  3. Step 3: Cross multiply
    58,868.46x = 88,302.78 × 27,261.30
  4. Step 4: Simplify right side
    58,868.46x = 2,407,248,576.41
  5. Step 5: Solve for x
    x = 2,407,248,576.41/58,868.46
  6. Step 6: Final answer
    x = 40,891.99

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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.