Home / 168,280.69-232,228.11-91,799.54

Finding the Fourth Proportional to 168,280.69, 232,228.11 and 91,799.54

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Solution

The fourth proportional to 168,280.69, 232,228.11 and 91,799.54 is: 126,683.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,280.69 : 232,228.11 = 91,799.54 : x
  2. Step 2: Convert to fraction form
    168,280.69/232,228.11 = 91,799.54/x
  3. Step 3: Cross multiply
    168,280.69x = 232,228.11 × 91,799.54
  4. Step 4: Simplify right side
    168,280.69x = 21,318,434,646.04
  5. Step 5: Solve for x
    x = 21,318,434,646.04/168,280.69
  6. Step 6: Final answer
    x = 126,683.78

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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.