Home / 107,898.28-161,048.45-101,249.80

Finding the Fourth Proportional to 107,898.28, 161,048.45 and 101,249.80

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Solution

The fourth proportional to 107,898.28, 161,048.45 and 101,249.80 is: 151,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,898.28 : 161,048.45 = 101,249.80 : x
  2. Step 2: Convert to fraction form
    107,898.28/161,048.45 = 101,249.80/x
  3. Step 3: Cross multiply
    107,898.28x = 161,048.45 × 101,249.80
  4. Step 4: Simplify right side
    107,898.28x = 16,306,123,352.81
  5. Step 5: Solve for x
    x = 16,306,123,352.81/107,898.28
  6. Step 6: Final answer
    x = 151,124.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.