Home / 157,076.39-233,837.90-156,142.20

Finding the Fourth Proportional to 157,076.39, 233,837.90 and 156,142.20

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Solution

The fourth proportional to 157,076.39, 233,837.90 and 156,142.20 is: 232,447.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,076.39 : 233,837.90 = 156,142.20 : x
  2. Step 2: Convert to fraction form
    157,076.39/233,837.90 = 156,142.20/x
  3. Step 3: Cross multiply
    157,076.39x = 233,837.90 × 156,142.20
  4. Step 4: Simplify right side
    157,076.39x = 36,511,964,149.38
  5. Step 5: Solve for x
    x = 36,511,964,149.38/157,076.39
  6. Step 6: Final answer
    x = 232,447.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.