Home / 86,076.32-129,114.20-22,896.36

Finding the Fourth Proportional to 86,076.32, 129,114.20 and 22,896.36

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Solution

The fourth proportional to 86,076.32, 129,114.20 and 22,896.36 is: 34,344.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,076.32 : 129,114.20 = 22,896.36 : x
  2. Step 2: Convert to fraction form
    86,076.32/129,114.20 = 22,896.36/x
  3. Step 3: Cross multiply
    86,076.32x = 129,114.20 × 22,896.36
  4. Step 4: Simplify right side
    86,076.32x = 2,956,245,204.31
  5. Step 5: Solve for x
    x = 2,956,245,204.31/86,076.32
  6. Step 6: Final answer
    x = 34,344.47

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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.