Home / 233,127.97-321,704.83-137,616.19

Finding the Fourth Proportional to 233,127.97, 321,704.83 and 137,616.19

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Solution

The fourth proportional to 233,127.97, 321,704.83 and 137,616.19 is: 189,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,127.97 : 321,704.83 = 137,616.19 : x
  2. Step 2: Convert to fraction form
    233,127.97/321,704.83 = 137,616.19/x
  3. Step 3: Cross multiply
    233,127.97x = 321,704.83 × 137,616.19
  4. Step 4: Simplify right side
    233,127.97x = 44,271,793,009.20
  5. Step 5: Solve for x
    x = 44,271,793,009.20/233,127.97
  6. Step 6: Final answer
    x = 189,903.40

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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.