Home / 40,743.84-61,120.08-17,372.64

Finding the Fourth Proportional to 40,743.84, 61,120.08 and 17,372.64

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Solution

The fourth proportional to 40,743.84, 61,120.08 and 17,372.64 is: 26,060.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,743.84 : 61,120.08 = 17,372.64 : x
  2. Step 2: Convert to fraction form
    40,743.84/61,120.08 = 17,372.64/x
  3. Step 3: Cross multiply
    40,743.84x = 61,120.08 × 17,372.64
  4. Step 4: Simplify right side
    40,743.84x = 1,061,817,146.61
  5. Step 5: Solve for x
    x = 1,061,817,146.61/40,743.84
  6. Step 6: Final answer
    x = 26,060.80

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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.