Home / 232,405.20-348,640.20-99,284.40

Finding the Fourth Proportional to 232,405.20, 348,640.20 and 99,284.40

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Solution

The fourth proportional to 232,405.20, 348,640.20 and 99,284.40 is: 148,940.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,405.20 : 348,640.20 = 99,284.40 : x
  2. Step 2: Convert to fraction form
    232,405.20/348,640.20 = 99,284.40/x
  3. Step 3: Cross multiply
    232,405.20x = 348,640.20 × 99,284.40
  4. Step 4: Simplify right side
    232,405.20x = 34,614,533,072.88
  5. Step 5: Solve for x
    x = 34,614,533,072.88/232,405.20
  6. Step 6: Final answer
    x = 148,940.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.