Home / 232,917.02-321,437.03-142,258.31

Finding the Fourth Proportional to 232,917.02, 321,437.03 and 142,258.31

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Solution

The fourth proportional to 232,917.02, 321,437.03 and 142,258.31 is: 196,323.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,917.02 : 321,437.03 = 142,258.31 : x
  2. Step 2: Convert to fraction form
    232,917.02/321,437.03 = 142,258.31/x
  3. Step 3: Cross multiply
    232,917.02x = 321,437.03 × 142,258.31
  4. Step 4: Simplify right side
    232,917.02x = 45,727,086,340.74
  5. Step 5: Solve for x
    x = 45,727,086,340.74/232,917.02
  6. Step 6: Final answer
    x = 196,323.51

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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.