Home / 86,584.14-129,881.10-24,259.50

Finding the Fourth Proportional to 86,584.14, 129,881.10 and 24,259.50

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Solution

The fourth proportional to 86,584.14, 129,881.10 and 24,259.50 is: 36,390.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,584.14 : 129,881.10 = 24,259.50 : x
  2. Step 2: Convert to fraction form
    86,584.14/129,881.10 = 24,259.50/x
  3. Step 3: Cross multiply
    86,584.14x = 129,881.10 × 24,259.50
  4. Step 4: Simplify right side
    86,584.14x = 3,150,850,545.45
  5. Step 5: Solve for x
    x = 3,150,850,545.45/86,584.14
  6. Step 6: Final answer
    x = 36,390.62

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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.