Home / 232,890.30-321,422.58-130,924.17

Finding the Fourth Proportional to 232,890.30, 321,422.58 and 130,924.17

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Solution

The fourth proportional to 232,890.30, 321,422.58 and 130,924.17 is: 180,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,890.30 : 321,422.58 = 130,924.17 : x
  2. Step 2: Convert to fraction form
    232,890.30/321,422.58 = 130,924.17/x
  3. Step 3: Cross multiply
    232,890.30x = 321,422.58 × 130,924.17
  4. Step 4: Simplify right side
    232,890.30x = 42,081,984,505.76
  5. Step 5: Solve for x
    x = 42,081,984,505.76/232,890.30
  6. Step 6: Final answer
    x = 180,694.45

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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.