Home / 268,117.73-370,001.32-147,261.38

Finding the Fourth Proportional to 268,117.73, 370,001.32 and 147,261.38

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Solution

The fourth proportional to 268,117.73, 370,001.32 and 147,261.38 is: 203,220.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,117.73 : 370,001.32 = 147,261.38 : x
  2. Step 2: Convert to fraction form
    268,117.73/370,001.32 = 147,261.38/x
  3. Step 3: Cross multiply
    268,117.73x = 370,001.32 × 147,261.38
  4. Step 4: Simplify right side
    268,117.73x = 54,486,902,766.86
  5. Step 5: Solve for x
    x = 54,486,902,766.86/268,117.73
  6. Step 6: Final answer
    x = 203,220.07

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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.