Home / 88,419.56-132,643.02-29,270.12

Finding the Fourth Proportional to 88,419.56, 132,643.02 and 29,270.12

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Solution

The fourth proportional to 88,419.56, 132,643.02 and 29,270.12 is: 43,909.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,419.56 : 132,643.02 = 29,270.12 : x
  2. Step 2: Convert to fraction form
    88,419.56/132,643.02 = 29,270.12/x
  3. Step 3: Cross multiply
    88,419.56x = 132,643.02 × 29,270.12
  4. Step 4: Simplify right side
    88,419.56x = 3,882,477,112.56
  5. Step 5: Solve for x
    x = 3,882,477,112.56/88,419.56
  6. Step 6: Final answer
    x = 43,909.71

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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.