Home / 58,549.44-87,839.98-21,113.66

Finding the Fourth Proportional to 58,549.44, 87,839.98 and 21,113.66

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Solution

The fourth proportional to 58,549.44, 87,839.98 and 21,113.66 is: 31,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,549.44 : 87,839.98 = 21,113.66 : x
  2. Step 2: Convert to fraction form
    58,549.44/87,839.98 = 21,113.66/x
  3. Step 3: Cross multiply
    58,549.44x = 87,839.98 × 21,113.66
  4. Step 4: Simplify right side
    58,549.44x = 1,854,623,472.13
  5. Step 5: Solve for x
    x = 1,854,623,472.13/58,549.44
  6. Step 6: Final answer
    x = 31,676.19

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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.