Home / 104,671.86-157,013.91-38,119.02

Finding the Fourth Proportional to 104,671.86, 157,013.91 and 38,119.02

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Solution

The fourth proportional to 104,671.86, 157,013.91 and 38,119.02 is: 57,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,671.86 : 157,013.91 = 38,119.02 : x
  2. Step 2: Convert to fraction form
    104,671.86/157,013.91 = 38,119.02/x
  3. Step 3: Cross multiply
    104,671.86x = 157,013.91 × 38,119.02
  4. Step 4: Simplify right side
    104,671.86x = 5,985,216,375.57
  5. Step 5: Solve for x
    x = 5,985,216,375.57/104,671.86
  6. Step 6: Final answer
    x = 57,180.76

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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.