Home / 233,135.04-321,643.20-137,593.92

Finding the Fourth Proportional to 233,135.04, 321,643.20 and 137,593.92

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Solution

The fourth proportional to 233,135.04, 321,643.20 and 137,593.92 is: 189,830.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,135.04 : 321,643.20 = 137,593.92 : x
  2. Step 2: Convert to fraction form
    233,135.04/321,643.20 = 137,593.92/x
  3. Step 3: Cross multiply
    233,135.04x = 321,643.20 × 137,593.92
  4. Step 4: Simplify right side
    233,135.04x = 44,256,148,729.34
  5. Step 5: Solve for x
    x = 44,256,148,729.34/233,135.04
  6. Step 6: Final answer
    x = 189,830.53

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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.