Home / 155,160.38-214,121.52-88,092.38

Finding the Fourth Proportional to 155,160.38, 214,121.52 and 88,092.38

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Solution

The fourth proportional to 155,160.38, 214,121.52 and 88,092.38 is: 121,567.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,160.38 : 214,121.52 = 88,092.38 : x
  2. Step 2: Convert to fraction form
    155,160.38/214,121.52 = 88,092.38/x
  3. Step 3: Cross multiply
    155,160.38x = 214,121.52 × 88,092.38
  4. Step 4: Simplify right side
    155,160.38x = 18,862,473,235.41
  5. Step 5: Solve for x
    x = 18,862,473,235.41/155,160.38
  6. Step 6: Final answer
    x = 121,567.59

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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.