Home / 197,662.53-272,770.98-107,017.76

Finding the Fourth Proportional to 197,662.53, 272,770.98 and 107,017.76

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Solution

The fourth proportional to 197,662.53, 272,770.98 and 107,017.76 is: 147,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,662.53 : 272,770.98 = 107,017.76 : x
  2. Step 2: Convert to fraction form
    197,662.53/272,770.98 = 107,017.76/x
  3. Step 3: Cross multiply
    197,662.53x = 272,770.98 × 107,017.76
  4. Step 4: Simplify right side
    197,662.53x = 29,191,337,908.75
  5. Step 5: Solve for x
    x = 29,191,337,908.75/197,662.53
  6. Step 6: Final answer
    x = 147,682.71

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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.