Home / 86,224.20-129,336.35-23,894.70

Finding the Fourth Proportional to 86,224.20, 129,336.35 and 23,894.70

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Solution

The fourth proportional to 86,224.20, 129,336.35 and 23,894.70 is: 35,842.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,224.20 : 129,336.35 = 23,894.70 : x
  2. Step 2: Convert to fraction form
    86,224.20/129,336.35 = 23,894.70/x
  3. Step 3: Cross multiply
    86,224.20x = 129,336.35 × 23,894.70
  4. Step 4: Simplify right side
    86,224.20x = 3,090,452,677.86
  5. Step 5: Solve for x
    x = 3,090,452,677.86/86,224.20
  6. Step 6: Final answer
    x = 35,842.06

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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.