Home / 168,983.10-233,187.12-92,487.78

Finding the Fourth Proportional to 168,983.10, 233,187.12 and 92,487.78

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Solution

The fourth proportional to 168,983.10, 233,187.12 and 92,487.78 is: 127,627.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,983.10 : 233,187.12 = 92,487.78 : x
  2. Step 2: Convert to fraction form
    168,983.10/233,187.12 = 92,487.78/x
  3. Step 3: Cross multiply
    168,983.10x = 233,187.12 × 92,487.78
  4. Step 4: Simplify right side
    168,983.10x = 21,566,959,053.39
  5. Step 5: Solve for x
    x = 21,566,959,053.39/168,983.10
  6. Step 6: Final answer
    x = 127,627.91

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1.5x scale

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.