Home / 86,224.94-129,337.16-27,065.04

Finding the Fourth Proportional to 86,224.94, 129,337.16 and 27,065.04

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Solution

The fourth proportional to 86,224.94, 129,337.16 and 27,065.04 is: 40,597.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,224.94 : 129,337.16 = 27,065.04 : x
  2. Step 2: Convert to fraction form
    86,224.94/129,337.16 = 27,065.04/x
  3. Step 3: Cross multiply
    86,224.94x = 129,337.16 × 27,065.04
  4. Step 4: Simplify right side
    86,224.94x = 3,500,514,788.55
  5. Step 5: Solve for x
    x = 3,500,514,788.55/86,224.94
  6. Step 6: Final answer
    x = 40,597.47

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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.