Home / 197,757.20-272,897.05-116,074.34

Finding the Fourth Proportional to 197,757.20, 272,897.05 and 116,074.34

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Solution

The fourth proportional to 197,757.20, 272,897.05 and 116,074.34 is: 160,177.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,757.20 : 272,897.05 = 116,074.34 : x
  2. Step 2: Convert to fraction form
    197,757.20/272,897.05 = 116,074.34/x
  3. Step 3: Cross multiply
    197,757.20x = 272,897.05 × 116,074.34
  4. Step 4: Simplify right side
    197,757.20x = 31,676,345,320.55
  5. Step 5: Solve for x
    x = 31,676,345,320.55/197,757.20
  6. Step 6: Final answer
    x = 160,177.96

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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.