Home / 238,628.93-329,288.33-140,496.57

Finding the Fourth Proportional to 238,628.93, 329,288.33 and 140,496.57

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Solution

The fourth proportional to 238,628.93, 329,288.33 and 140,496.57 is: 193,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,628.93 : 329,288.33 = 140,496.57 : x
  2. Step 2: Convert to fraction form
    238,628.93/329,288.33 = 140,496.57/x
  3. Step 3: Cross multiply
    238,628.93x = 329,288.33 × 140,496.57
  4. Step 4: Simplify right side
    238,628.93x = 46,263,880,203.55
  5. Step 5: Solve for x
    x = 46,263,880,203.55/238,628.93
  6. Step 6: Final answer
    x = 193,873.73

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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.