Home / 86,204.48-129,306.72-23,873.60

Finding the Fourth Proportional to 86,204.48, 129,306.72 and 23,873.60

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Solution

The fourth proportional to 86,204.48, 129,306.72 and 23,873.60 is: 35,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,204.48 : 129,306.72 = 23,873.60 : x
  2. Step 2: Convert to fraction form
    86,204.48/129,306.72 = 23,873.60/x
  3. Step 3: Cross multiply
    86,204.48x = 129,306.72 × 23,873.60
  4. Step 4: Simplify right side
    86,204.48x = 3,087,016,910.59
  5. Step 5: Solve for x
    x = 3,087,016,910.59/86,204.48
  6. Step 6: Final answer
    x = 35,810.40

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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.