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Finding the Fourth Proportional to 58,839.42, 88,231.41 and 21,373.08

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Solution

The fourth proportional to 58,839.42, 88,231.41 and 21,373.08 is: 32,049.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,839.42 : 88,231.41 = 21,373.08 : x
  2. Step 2: Convert to fraction form
    58,839.42/88,231.41 = 21,373.08/x
  3. Step 3: Cross multiply
    58,839.42x = 88,231.41 × 21,373.08
  4. Step 4: Simplify right side
    58,839.42x = 1,885,776,984.44
  5. Step 5: Solve for x
    x = 1,885,776,984.44/58,839.42
  6. Step 6: Final answer
    x = 32,049.55

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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.