Home / 268,534.75-370,587.47-147,685.38

Finding the Fourth Proportional to 268,534.75, 370,587.47 and 147,685.38

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Solution

The fourth proportional to 268,534.75, 370,587.47 and 147,685.38 is: 203,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,534.75 : 370,587.47 = 147,685.38 : x
  2. Step 2: Convert to fraction form
    268,534.75/370,587.47 = 147,685.38/x
  3. Step 3: Cross multiply
    268,534.75x = 370,587.47 × 147,685.38
  4. Step 4: Simplify right side
    268,534.75x = 54,730,350,591.76
  5. Step 5: Solve for x
    x = 54,730,350,591.76/268,534.75
  6. Step 6: Final answer
    x = 203,811.06

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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.