Home / 86,389.75-129,592.05-24,060.25

Finding the Fourth Proportional to 86,389.75, 129,592.05 and 24,060.25

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Solution

The fourth proportional to 86,389.75, 129,592.05 and 24,060.25 is: 36,092.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,389.75 : 129,592.05 = 24,060.25 : x
  2. Step 2: Convert to fraction form
    86,389.75/129,592.05 = 24,060.25/x
  3. Step 3: Cross multiply
    86,389.75x = 129,592.05 × 24,060.25
  4. Step 4: Simplify right side
    86,389.75x = 3,118,017,121.01
  5. Step 5: Solve for x
    x = 3,118,017,121.01/86,389.75
  6. Step 6: Final answer
    x = 36,092.44

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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.