Home / 102,717,112.64-153,979,220.64-34,512,105.92

Finding the Fourth Proportional to 102,717,112.64, 153,979,220.64 and 34,512,105.92

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Solution

The fourth proportional to 102,717,112.64, 153,979,220.64 and 34,512,105.92 is: 51,735,753.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,717,112.64 : 153,979,220.64 = 34,512,105.92 : x
  2. Step 2: Convert to fraction form
    102,717,112.64/153,979,220.64 = 34,512,105.92/x
  3. Step 3: Cross multiply
    102,717,112.64x = 153,979,220.64 × 34,512,105.92
  4. Step 4: Simplify right side
    102,717,112.64x = 5,314,147,172,206,730
  5. Step 5: Solve for x
    x = 5,314,147,172,206,730/102,717,112.64
  6. Step 6: Final answer
    x = 51,735,753.04

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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.