Home / 268,657.32-370,741.95-147,791.55

Finding the Fourth Proportional to 268,657.32, 370,741.95 and 147,791.55

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Solution

The fourth proportional to 268,657.32, 370,741.95 and 147,791.55 is: 203,949.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,657.32 : 370,741.95 = 147,791.55 : x
  2. Step 2: Convert to fraction form
    268,657.32/370,741.95 = 147,791.55/x
  3. Step 3: Cross multiply
    268,657.32x = 370,741.95 × 147,791.55
  4. Step 4: Simplify right side
    268,657.32x = 54,792,527,440.52
  5. Step 5: Solve for x
    x = 54,792,527,440.52/268,657.32
  6. Step 6: Final answer
    x = 203,949.51

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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.