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Finding the Fourth Proportional to 40,064.52, 60,098.01 and 13,768.89

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Solution

The fourth proportional to 40,064.52, 60,098.01 and 13,768.89 is: 20,653.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,064.52 : 60,098.01 = 13,768.89 : x
  2. Step 2: Convert to fraction form
    40,064.52/60,098.01 = 13,768.89/x
  3. Step 3: Cross multiply
    40,064.52x = 60,098.01 × 13,768.89
  4. Step 4: Simplify right side
    40,064.52x = 827,482,888.91
  5. Step 5: Solve for x
    x = 827,482,888.91/40,064.52
  6. Step 6: Final answer
    x = 20,653.76

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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.