Home / 86,326.60-129,490.20-23,997.04

Finding the Fourth Proportional to 86,326.60, 129,490.20 and 23,997.04

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Solution

The fourth proportional to 86,326.60, 129,490.20 and 23,997.04 is: 35,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,326.60 : 129,490.20 = 23,997.04 : x
  2. Step 2: Convert to fraction form
    86,326.60/129,490.20 = 23,997.04/x
  3. Step 3: Cross multiply
    86,326.60x = 129,490.20 × 23,997.04
  4. Step 4: Simplify right side
    86,326.60x = 3,107,381,509.01
  5. Step 5: Solve for x
    x = 3,107,381,509.01/86,326.60
  6. Step 6: Final answer
    x = 35,995.64

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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.