Home / 175,654.96-242,436.69-100,203.46

Finding the Fourth Proportional to 175,654.96, 242,436.69 and 100,203.46

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Solution

The fourth proportional to 175,654.96, 242,436.69 and 100,203.46 is: 138,299.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,654.96 : 242,436.69 = 100,203.46 : x
  2. Step 2: Convert to fraction form
    175,654.96/242,436.69 = 100,203.46/x
  3. Step 3: Cross multiply
    175,654.96x = 242,436.69 × 100,203.46
  4. Step 4: Simplify right side
    175,654.96x = 24,292,995,168.95
  5. Step 5: Solve for x
    x = 24,292,995,168.95/175,654.96
  6. Step 6: Final answer
    x = 138,299.51

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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.