Home / 175,654.35-242,435.84-100,202.85

Finding the Fourth Proportional to 175,654.35, 242,435.84 and 100,202.85

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Solution

The fourth proportional to 175,654.35, 242,435.84 and 100,202.85 is: 138,298.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,654.35 : 242,435.84 = 100,202.85 : x
  2. Step 2: Convert to fraction form
    175,654.35/242,435.84 = 100,202.85/x
  3. Step 3: Cross multiply
    175,654.35x = 242,435.84 × 100,202.85
  4. Step 4: Simplify right side
    175,654.35x = 24,292,760,396.95
  5. Step 5: Solve for x
    x = 24,292,760,396.95/175,654.35
  6. Step 6: Final answer
    x = 138,298.66

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1.5x scale

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.