Home / 168,342-232,316.82-92,895.36

Finding the Fourth Proportional to 168,342, 232,316.82 and 92,895.36

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Solution

The fourth proportional to 168,342, 232,316.82 and 92,895.36 is: 128,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,342 : 232,316.82 = 92,895.36 : x
  2. Step 2: Convert to fraction form
    168,342/232,316.82 = 92,895.36/x
  3. Step 3: Cross multiply
    168,342x = 232,316.82 × 92,895.36
  4. Step 4: Simplify right side
    168,342x = 21,581,154,627.96
  5. Step 5: Solve for x
    x = 21,581,154,627.96/168,342
  6. Step 6: Final answer
    x = 128,198.28

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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.