Home / 86,551.67-129,834.08-23,370.88

Finding the Fourth Proportional to 86,551.67, 129,834.08 and 23,370.88

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Solution

The fourth proportional to 86,551.67, 129,834.08 and 23,370.88 is: 35,058.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,551.67 : 129,834.08 = 23,370.88 : x
  2. Step 2: Convert to fraction form
    86,551.67/129,834.08 = 23,370.88/x
  3. Step 3: Cross multiply
    86,551.67x = 129,834.08 × 23,370.88
  4. Step 4: Simplify right side
    86,551.67x = 3,034,335,937.57
  5. Step 5: Solve for x
    x = 3,034,335,937.57/86,551.67
  6. Step 6: Final answer
    x = 35,058.09

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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.