Home / 172,434.44-237,992.28-107,933.60

Finding the Fourth Proportional to 172,434.44, 237,992.28 and 107,933.60

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Solution

The fourth proportional to 172,434.44, 237,992.28 and 107,933.60 is: 148,968.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,434.44 : 237,992.28 = 107,933.60 : x
  2. Step 2: Convert to fraction form
    172,434.44/237,992.28 = 107,933.60/x
  3. Step 3: Cross multiply
    172,434.44x = 237,992.28 × 107,933.60
  4. Step 4: Simplify right side
    172,434.44x = 25,687,363,552.61
  5. Step 5: Solve for x
    x = 25,687,363,552.61/172,434.44
  6. Step 6: Final answer
    x = 148,968.87

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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.