Home / 102,976.60-154,496.09-43,034.17

Finding the Fourth Proportional to 102,976.60, 154,496.09 and 43,034.17

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Solution

The fourth proportional to 102,976.60, 154,496.09 and 43,034.17 is: 64,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,976.60 : 154,496.09 = 43,034.17 : x
  2. Step 2: Convert to fraction form
    102,976.60/154,496.09 = 43,034.17/x
  3. Step 3: Cross multiply
    102,976.60x = 154,496.09 × 43,034.17
  4. Step 4: Simplify right side
    102,976.60x = 6,648,611,001.40
  5. Step 5: Solve for x
    x = 6,648,611,001.40/102,976.60
  6. Step 6: Final answer
    x = 64,564.29

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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.