Home / 151,480.62-209,242.92-113,173.59

Finding the Fourth Proportional to 151,480.62, 209,242.92 and 113,173.59

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Solution

The fourth proportional to 151,480.62, 209,242.92 and 113,173.59 is: 156,328.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,480.62 : 209,242.92 = 113,173.59 : x
  2. Step 2: Convert to fraction form
    151,480.62/209,242.92 = 113,173.59/x
  3. Step 3: Cross multiply
    151,480.62x = 209,242.92 × 113,173.59
  4. Step 4: Simplify right side
    151,480.62x = 23,680,772,438.48
  5. Step 5: Solve for x
    x = 23,680,772,438.48/151,480.62
  6. Step 6: Final answer
    x = 156,328.73

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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.