Home / 254,543.86-351,250.03-147,120.85

Finding the Fourth Proportional to 254,543.86, 351,250.03 and 147,120.85

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Solution

The fourth proportional to 254,543.86, 351,250.03 and 147,120.85 is: 203,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,543.86 : 351,250.03 = 147,120.85 : x
  2. Step 2: Convert to fraction form
    254,543.86/351,250.03 = 147,120.85/x
  3. Step 3: Cross multiply
    254,543.86x = 351,250.03 × 147,120.85
  4. Step 4: Simplify right side
    254,543.86x = 51,676,202,976.13
  5. Step 5: Solve for x
    x = 51,676,202,976.13/254,543.86
  6. Step 6: Final answer
    x = 203,014.93

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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.