Home / 175,749.68-242,554.20-100,310.96

Finding the Fourth Proportional to 175,749.68, 242,554.20 and 100,310.96

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Solution

The fourth proportional to 175,749.68, 242,554.20 and 100,310.96 is: 138,440.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,749.68 : 242,554.20 = 100,310.96 : x
  2. Step 2: Convert to fraction form
    175,749.68/242,554.20 = 100,310.96/x
  3. Step 3: Cross multiply
    175,749.68x = 242,554.20 × 100,310.96
  4. Step 4: Simplify right side
    175,749.68x = 24,330,844,654.03
  5. Step 5: Solve for x
    x = 24,330,844,654.03/175,749.68
  6. Step 6: Final answer
    x = 138,440.34

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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.