Home / 88,398.16-132,621.99-29,275.45

Finding the Fourth Proportional to 88,398.16, 132,621.99 and 29,275.45

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Solution

The fourth proportional to 88,398.16, 132,621.99 and 29,275.45 is: 43,921.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,398.16 : 132,621.99 = 29,275.45 : x
  2. Step 2: Convert to fraction form
    88,398.16/132,621.99 = 29,275.45/x
  3. Step 3: Cross multiply
    88,398.16x = 132,621.99 × 29,275.45
  4. Step 4: Simplify right side
    88,398.16x = 3,882,568,437.15
  5. Step 5: Solve for x
    x = 3,882,568,437.15/88,398.16
  6. Step 6: Final answer
    x = 43,921.37

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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.