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Finding the Fourth Proportional to 160,601.56, 240,827.55 and 71,855.80

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Solution

The fourth proportional to 160,601.56, 240,827.55 and 71,855.80 is: 107,750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,601.56 : 240,827.55 = 71,855.80 : x
  2. Step 2: Convert to fraction form
    160,601.56/240,827.55 = 71,855.80/x
  3. Step 3: Cross multiply
    160,601.56x = 240,827.55 × 71,855.80
  4. Step 4: Simplify right side
    160,601.56x = 17,304,855,395.76
  5. Step 5: Solve for x
    x = 17,304,855,395.76/160,601.56
  6. Step 6: Final answer
    x = 107,750.23

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1.5x scale

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.