Home / 233,223.54-321,844.77-129,856.74

Finding the Fourth Proportional to 233,223.54, 321,844.77 and 129,856.74

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Solution

The fourth proportional to 233,223.54, 321,844.77 and 129,856.74 is: 179,200.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,223.54 : 321,844.77 = 129,856.74 : x
  2. Step 2: Convert to fraction form
    233,223.54/321,844.77 = 129,856.74/x
  3. Step 3: Cross multiply
    233,223.54x = 321,844.77 × 129,856.74
  4. Step 4: Simplify right side
    233,223.54x = 41,793,712,618.25
  5. Step 5: Solve for x
    x = 41,793,712,618.25/233,223.54
  6. Step 6: Final answer
    x = 179,200.23

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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.