Home / 238,023.92-328,451.90-136,029.12

Finding the Fourth Proportional to 238,023.92, 328,451.90 and 136,029.12

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Solution

The fourth proportional to 238,023.92, 328,451.90 and 136,029.12 is: 187,708.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,023.92 : 328,451.90 = 136,029.12 : x
  2. Step 2: Convert to fraction form
    238,023.92/328,451.90 = 136,029.12/x
  3. Step 3: Cross multiply
    238,023.92x = 328,451.90 × 136,029.12
  4. Step 4: Simplify right side
    238,023.92x = 44,679,022,919.33
  5. Step 5: Solve for x
    x = 44,679,022,919.33/238,023.92
  6. Step 6: Final answer
    x = 187,708.12

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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.