Home / 168,084.60-251,781.30-115,553.40

Finding the Fourth Proportional to 168,084.60, 251,781.30 and 115,553.40

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Solution

The fourth proportional to 168,084.60, 251,781.30 and 115,553.40 is: 173,092.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,084.60 : 251,781.30 = 115,553.40 : x
  2. Step 2: Convert to fraction form
    168,084.60/251,781.30 = 115,553.40/x
  3. Step 3: Cross multiply
    168,084.60x = 251,781.30 × 115,553.40
  4. Step 4: Simplify right side
    168,084.60x = 29,094,185,271.42
  5. Step 5: Solve for x
    x = 29,094,185,271.42/168,084.60
  6. Step 6: Final answer
    x = 173,092.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.