Home / 232,932.42-321,429.06-130,941.72

Finding the Fourth Proportional to 232,932.42, 321,429.06 and 130,941.72

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Solution

The fourth proportional to 232,932.42, 321,429.06 and 130,941.72 is: 180,689.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,932.42 : 321,429.06 = 130,941.72 : x
  2. Step 2: Convert to fraction form
    232,932.42/321,429.06 = 130,941.72/x
  3. Step 3: Cross multiply
    232,932.42x = 321,429.06 × 130,941.72
  4. Step 4: Simplify right side
    232,932.42x = 42,088,473,974.38
  5. Step 5: Solve for x
    x = 42,088,473,974.38/232,932.42
  6. Step 6: Final answer
    x = 180,689.64

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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.