Home / 175,772.06-242,569.59-100,327.58

Finding the Fourth Proportional to 175,772.06, 242,569.59 and 100,327.58

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Solution

The fourth proportional to 175,772.06, 242,569.59 and 100,327.58 is: 138,454.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,772.06 : 242,569.59 = 100,327.58 : x
  2. Step 2: Convert to fraction form
    175,772.06/242,569.59 = 100,327.58/x
  3. Step 3: Cross multiply
    175,772.06x = 242,569.59 × 100,327.58
  4. Step 4: Simplify right side
    175,772.06x = 24,336,419,946.29
  5. Step 5: Solve for x
    x = 24,336,419,946.29/175,772.06
  6. Step 6: Final answer
    x = 138,454.43

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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.