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Finding the Fourth Proportional to 168,349.20, 232,223.92 and 107,898.40

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Solution

The fourth proportional to 168,349.20, 232,223.92 and 107,898.40 is: 148,837.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,349.20 : 232,223.92 = 107,898.40 : x
  2. Step 2: Convert to fraction form
    168,349.20/232,223.92 = 107,898.40/x
  3. Step 3: Cross multiply
    168,349.20x = 232,223.92 × 107,898.40
  4. Step 4: Simplify right side
    168,349.20x = 25,056,589,409.73
  5. Step 5: Solve for x
    x = 25,056,589,409.73/168,349.20
  6. Step 6: Final answer
    x = 148,837.00

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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.