Home / 175,743.38-242,530.37-107,797.89

Finding the Fourth Proportional to 175,743.38, 242,530.37 and 107,797.89

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Solution

The fourth proportional to 175,743.38, 242,530.37 and 107,797.89 is: 148,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,743.38 : 242,530.37 = 107,797.89 : x
  2. Step 2: Convert to fraction form
    175,743.38/242,530.37 = 107,797.89/x
  3. Step 3: Cross multiply
    175,743.38x = 242,530.37 × 107,797.89
  4. Step 4: Simplify right side
    175,743.38x = 26,144,262,146.92
  5. Step 5: Solve for x
    x = 26,144,262,146.92/175,743.38
  6. Step 6: Final answer
    x = 148,763.85

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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.