Home / 168,532.12-232,572.90-93,079

Finding the Fourth Proportional to 168,532.12, 232,572.90 and 93,079

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Solution

The fourth proportional to 168,532.12, 232,572.90 and 93,079 is: 128,448.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,532.12 : 232,572.90 = 93,079 : x
  2. Step 2: Convert to fraction form
    168,532.12/232,572.90 = 93,079/x
  3. Step 3: Cross multiply
    168,532.12x = 232,572.90 × 93,079
  4. Step 4: Simplify right side
    168,532.12x = 21,647,652,959.10
  5. Step 5: Solve for x
    x = 21,647,652,959.10/168,532.12
  6. Step 6: Final answer
    x = 128,448.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.