Home / 157,447.68-236,177.19-39,119.64

Finding the Fourth Proportional to 157,447.68, 236,177.19 and 39,119.64

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Solution

The fourth proportional to 157,447.68, 236,177.19 and 39,119.64 is: 58,680.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,447.68 : 236,177.19 = 39,119.64 : x
  2. Step 2: Convert to fraction form
    157,447.68/236,177.19 = 39,119.64/x
  3. Step 3: Cross multiply
    157,447.68x = 236,177.19 × 39,119.64
  4. Step 4: Simplify right side
    157,447.68x = 9,239,166,649.01
  5. Step 5: Solve for x
    x = 9,239,166,649.01/157,447.68
  6. Step 6: Final answer
    x = 58,680.87

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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.