Home / 268,377.86-370,353.93-147,519.38

Finding the Fourth Proportional to 268,377.86, 370,353.93 and 147,519.38

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Solution

The fourth proportional to 268,377.86, 370,353.93 and 147,519.38 is: 203,572.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,377.86 : 370,353.93 = 147,519.38 : x
  2. Step 2: Convert to fraction form
    268,377.86/370,353.93 = 147,519.38/x
  3. Step 3: Cross multiply
    268,377.86x = 370,353.93 × 147,519.38
  4. Step 4: Simplify right side
    268,377.86x = 54,634,382,134.16
  5. Step 5: Solve for x
    x = 54,634,382,134.16/268,377.86
  6. Step 6: Final answer
    x = 203,572.61

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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.