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Finding the Fourth Proportional to 232,100.20, 348,101.70 and 113,856.40

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Solution

The fourth proportional to 232,100.20, 348,101.70 and 113,856.40 is: 170,760.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,100.20 : 348,101.70 = 113,856.40 : x
  2. Step 2: Convert to fraction form
    232,100.20/348,101.70 = 113,856.40/x
  3. Step 3: Cross multiply
    232,100.20x = 348,101.70 × 113,856.40
  4. Step 4: Simplify right side
    232,100.20x = 39,633,606,395.88
  5. Step 5: Solve for x
    x = 39,633,606,395.88/232,100.20
  6. Step 6: Final answer
    x = 170,760.76

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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.