Home / 161,652.18-223,182.15-119,136.66

Finding the Fourth Proportional to 161,652.18, 223,182.15 and 119,136.66

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Solution

The fourth proportional to 161,652.18, 223,182.15 and 119,136.66 is: 164,483.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,652.18 : 223,182.15 = 119,136.66 : x
  2. Step 2: Convert to fraction form
    161,652.18/223,182.15 = 119,136.66/x
  3. Step 3: Cross multiply
    161,652.18x = 223,182.15 × 119,136.66
  4. Step 4: Simplify right side
    161,652.18x = 26,589,175,922.62
  5. Step 5: Solve for x
    x = 26,589,175,922.62/161,652.18
  6. Step 6: Final answer
    x = 164,483.87

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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.