Home / 86,325.44-129,454.13-41,939.06

Finding the Fourth Proportional to 86,325.44, 129,454.13 and 41,939.06

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Solution

The fourth proportional to 86,325.44, 129,454.13 and 41,939.06 is: 62,892.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,325.44 : 129,454.13 = 41,939.06 : x
  2. Step 2: Convert to fraction form
    86,325.44/129,454.13 = 41,939.06/x
  3. Step 3: Cross multiply
    86,325.44x = 129,454.13 × 41,939.06
  4. Step 4: Simplify right side
    86,325.44x = 5,429,183,668.35
  5. Step 5: Solve for x
    x = 5,429,183,668.35/86,325.44
  6. Step 6: Final answer
    x = 62,892.05

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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.