Home / 86,065.35-129,099.24-22,886.56

Finding the Fourth Proportional to 86,065.35, 129,099.24 and 22,886.56

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Solution

The fourth proportional to 86,065.35, 129,099.24 and 22,886.56 is: 34,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,065.35 : 129,099.24 = 22,886.56 : x
  2. Step 2: Convert to fraction form
    86,065.35/129,099.24 = 22,886.56/x
  3. Step 3: Cross multiply
    86,065.35x = 129,099.24 × 22,886.56
  4. Step 4: Simplify right side
    86,065.35x = 2,954,637,502.21
  5. Step 5: Solve for x
    x = 2,954,637,502.21/86,065.35
  6. Step 6: Final answer
    x = 34,330.16

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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.