Home / 86,213.36-129,320.04-23,882.24

Finding the Fourth Proportional to 86,213.36, 129,320.04 and 23,882.24

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Solution

The fourth proportional to 86,213.36, 129,320.04 and 23,882.24 is: 35,823.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,213.36 : 129,320.04 = 23,882.24 : x
  2. Step 2: Convert to fraction form
    86,213.36/129,320.04 = 23,882.24/x
  3. Step 3: Cross multiply
    86,213.36x = 129,320.04 × 23,882.24
  4. Step 4: Simplify right side
    86,213.36x = 3,088,452,232.09
  5. Step 5: Solve for x
    x = 3,088,452,232.09/86,213.36
  6. Step 6: Final answer
    x = 35,823.36

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Double scale
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Similar ratio
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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.