Home / 86,194.20-129,291.28-27,035.04

Finding the Fourth Proportional to 86,194.20, 129,291.28 and 27,035.04

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Solution

The fourth proportional to 86,194.20, 129,291.28 and 27,035.04 is: 40,552.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,194.20 : 129,291.28 = 27,035.04 : x
  2. Step 2: Convert to fraction form
    86,194.20/129,291.28 = 27,035.04/x
  3. Step 3: Cross multiply
    86,194.20x = 129,291.28 × 27,035.04
  4. Step 4: Simplify right side
    86,194.20x = 3,495,394,926.45
  5. Step 5: Solve for x
    x = 3,495,394,926.45/86,194.20
  6. Step 6: Final answer
    x = 40,552.55

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1.5x scale

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.