Home / 168,122.81-232,006.02-91,641.25

Finding the Fourth Proportional to 168,122.81, 232,006.02 and 91,641.25

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Solution

The fourth proportional to 168,122.81, 232,006.02 and 91,641.25 is: 126,463.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,122.81 : 232,006.02 = 91,641.25 : x
  2. Step 2: Convert to fraction form
    168,122.81/232,006.02 = 91,641.25/x
  3. Step 3: Cross multiply
    168,122.81x = 232,006.02 × 91,641.25
  4. Step 4: Simplify right side
    168,122.81x = 21,261,321,680.33
  5. Step 5: Solve for x
    x = 21,261,321,680.33/168,122.81
  6. Step 6: Final answer
    x = 126,463.04

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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.