Home / 197,677.56-272,793.88-107,031.65

Finding the Fourth Proportional to 197,677.56, 272,793.88 and 107,031.65

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Solution

The fourth proportional to 197,677.56, 272,793.88 and 107,031.65 is: 147,703.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,677.56 : 272,793.88 = 107,031.65 : x
  2. Step 2: Convert to fraction form
    197,677.56/272,793.88 = 107,031.65/x
  3. Step 3: Cross multiply
    197,677.56x = 272,793.88 × 107,031.65
  4. Step 4: Simplify right side
    197,677.56x = 29,197,579,086.30
  5. Step 5: Solve for x
    x = 29,197,579,086.30/197,677.56
  6. Step 6: Final answer
    x = 147,703.05

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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.