Home / 163,773.90-225,998.51-92,149.65

Finding the Fourth Proportional to 163,773.90, 225,998.51 and 92,149.65

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Solution

The fourth proportional to 163,773.90, 225,998.51 and 92,149.65 is: 127,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,773.90 : 225,998.51 = 92,149.65 : x
  2. Step 2: Convert to fraction form
    163,773.90/225,998.51 = 92,149.65/x
  3. Step 3: Cross multiply
    163,773.90x = 225,998.51 × 92,149.65
  4. Step 4: Simplify right side
    163,773.90x = 20,825,683,136.27
  5. Step 5: Solve for x
    x = 20,825,683,136.27/163,773.90
  6. Step 6: Final answer
    x = 127,161.18

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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.