Home / 238,634.86-329,317.40-140,522.36

Finding the Fourth Proportional to 238,634.86, 329,317.40 and 140,522.36

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Solution

The fourth proportional to 238,634.86, 329,317.40 and 140,522.36 is: 193,921.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,634.86 : 329,317.40 = 140,522.36 : x
  2. Step 2: Convert to fraction form
    238,634.86/329,317.40 = 140,522.36/x
  3. Step 3: Cross multiply
    238,634.86x = 329,317.40 × 140,522.36
  4. Step 4: Simplify right side
    238,634.86x = 46,276,456,941.78
  5. Step 5: Solve for x
    x = 46,276,456,941.78/238,634.86
  6. Step 6: Final answer
    x = 193,921.61

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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.