Home / 158,883.30-239,190.62-137,188.26

Finding the Fourth Proportional to 158,883.30, 239,190.62 and 137,188.26

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Solution

The fourth proportional to 158,883.30, 239,190.62 and 137,188.26 is: 206,529.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,883.30 : 239,190.62 = 137,188.26 : x
  2. Step 2: Convert to fraction form
    158,883.30/239,190.62 = 137,188.26/x
  3. Step 3: Cross multiply
    158,883.30x = 239,190.62 × 137,188.26
  4. Step 4: Simplify right side
    158,883.30x = 32,814,144,280.18
  5. Step 5: Solve for x
    x = 32,814,144,280.18/158,883.30
  6. Step 6: Final answer
    x = 206,529.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.