Home / 160,173.05-220,784.33-126,127.53

Finding the Fourth Proportional to 160,173.05, 220,784.33 and 126,127.53

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Solution

The fourth proportional to 160,173.05, 220,784.33 and 126,127.53 is: 173,855.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,173.05 : 220,784.33 = 126,127.53 : x
  2. Step 2: Convert to fraction form
    160,173.05/220,784.33 = 126,127.53/x
  3. Step 3: Cross multiply
    160,173.05x = 220,784.33 × 126,127.53
  4. Step 4: Simplify right side
    160,173.05x = 27,846,982,520.92
  5. Step 5: Solve for x
    x = 27,846,982,520.92/160,173.05
  6. Step 6: Final answer
    x = 173,855.61

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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.