Home / 58,456.12-87,707.22-21,523

Finding the Fourth Proportional to 58,456.12, 87,707.22 and 21,523

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Solution

The fourth proportional to 58,456.12, 87,707.22 and 21,523 is: 32,292.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,456.12 : 87,707.22 = 21,523 : x
  2. Step 2: Convert to fraction form
    58,456.12/87,707.22 = 21,523/x
  3. Step 3: Cross multiply
    58,456.12x = 87,707.22 × 21,523
  4. Step 4: Simplify right side
    58,456.12x = 1,887,722,496.06
  5. Step 5: Solve for x
    x = 1,887,722,496.06/58,456.12
  6. Step 6: Final answer
    x = 32,292.98

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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.