Home / 129,319.04-193,981.80-35,824.52

Finding the Fourth Proportional to 129,319.04, 193,981.80 and 35,824.52

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Solution

The fourth proportional to 129,319.04, 193,981.80 and 35,824.52 is: 53,737.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,319.04 : 193,981.80 = 35,824.52 : x
  2. Step 2: Convert to fraction form
    129,319.04/193,981.80 = 35,824.52/x
  3. Step 3: Cross multiply
    129,319.04x = 193,981.80 × 35,824.52
  4. Step 4: Simplify right side
    129,319.04x = 6,949,304,873.74
  5. Step 5: Solve for x
    x = 6,949,304,873.74/129,319.04
  6. Step 6: Final answer
    x = 53,737.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.