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Finding the Fourth Proportional to 232,160.40, 348,305.40 and 113,835.60

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Solution

The fourth proportional to 232,160.40, 348,305.40 and 113,835.60 is: 170,785.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,160.40 : 348,305.40 = 113,835.60 : x
  2. Step 2: Convert to fraction form
    232,160.40/348,305.40 = 113,835.60/x
  3. Step 3: Cross multiply
    232,160.40x = 348,305.40 × 113,835.60
  4. Step 4: Simplify right side
    232,160.40x = 39,649,554,192.24
  5. Step 5: Solve for x
    x = 39,649,554,192.24/232,160.40
  6. Step 6: Final answer
    x = 170,785.17

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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.