Home / 268,523.49-370,565.14-147,665.62

Finding the Fourth Proportional to 268,523.49, 370,565.14 and 147,665.62

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Solution

The fourth proportional to 268,523.49, 370,565.14 and 147,665.62 is: 203,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,523.49 : 370,565.14 = 147,665.62 : x
  2. Step 2: Convert to fraction form
    268,523.49/370,565.14 = 147,665.62/x
  3. Step 3: Cross multiply
    268,523.49x = 370,565.14 × 147,665.62
  4. Step 4: Simplify right side
    268,523.49x = 54,719,731,148.49
  5. Step 5: Solve for x
    x = 54,719,731,148.49/268,523.49
  6. Step 6: Final answer
    x = 203,780.05

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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.