Home / 84,123.09-126,165.18-24,944.49

Finding the Fourth Proportional to 84,123.09, 126,165.18 and 24,944.49

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Solution

The fourth proportional to 84,123.09, 126,165.18 and 24,944.49 is: 37,410.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,123.09 : 126,165.18 = 24,944.49 : x
  2. Step 2: Convert to fraction form
    84,123.09/126,165.18 = 24,944.49/x
  3. Step 3: Cross multiply
    84,123.09x = 126,165.18 × 24,944.49
  4. Step 4: Simplify right side
    84,123.09x = 3,147,126,070.86
  5. Step 5: Solve for x
    x = 3,147,126,070.86/84,123.09
  6. Step 6: Final answer
    x = 37,410.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.