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Finding the Fourth Proportional to 49,855.50, 68,798.16 and 29,711.92

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Solution

The fourth proportional to 49,855.50, 68,798.16 and 29,711.92 is: 41,001.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,855.50 : 68,798.16 = 29,711.92 : x
  2. Step 2: Convert to fraction form
    49,855.50/68,798.16 = 29,711.92/x
  3. Step 3: Cross multiply
    49,855.50x = 68,798.16 × 29,711.92
  4. Step 4: Simplify right side
    49,855.50x = 2,044,125,426.07
  5. Step 5: Solve for x
    x = 2,044,125,426.07/49,855.50
  6. Step 6: Final answer
    x = 41,001.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.