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Finding the Fourth Proportional to 62,857.84, 94,277.04 and 40,827.46

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Solution

The fourth proportional to 62,857.84, 94,277.04 and 40,827.46 is: 61,234.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,857.84 : 94,277.04 = 40,827.46 : x
  2. Step 2: Convert to fraction form
    62,857.84/94,277.04 = 40,827.46/x
  3. Step 3: Cross multiply
    62,857.84x = 94,277.04 × 40,827.46
  4. Step 4: Simplify right side
    62,857.84x = 3,849,092,079.52
  5. Step 5: Solve for x
    x = 3,849,092,079.52/62,857.84
  6. Step 6: Final answer
    x = 61,234.88

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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.