Home / 83,896.32-125,844.48-21,566.88

Finding the Fourth Proportional to 83,896.32, 125,844.48 and 21,566.88

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Solution

The fourth proportional to 83,896.32, 125,844.48 and 21,566.88 is: 32,350.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,896.32 : 125,844.48 = 21,566.88 : x
  2. Step 2: Convert to fraction form
    83,896.32/125,844.48 = 21,566.88/x
  3. Step 3: Cross multiply
    83,896.32x = 125,844.48 × 21,566.88
  4. Step 4: Simplify right side
    83,896.32x = 2,714,072,798.82
  5. Step 5: Solve for x
    x = 2,714,072,798.82/83,896.32
  6. Step 6: Final answer
    x = 32,350.32

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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.