Home / 113,013.43-170,196.91-102,924.36

Finding the Fourth Proportional to 113,013.43, 170,196.91 and 102,924.36

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Solution

The fourth proportional to 113,013.43, 170,196.91 and 102,924.36 is: 155,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,013.43 : 170,196.91 = 102,924.36 : x
  2. Step 2: Convert to fraction form
    113,013.43/170,196.91 = 102,924.36/x
  3. Step 3: Cross multiply
    113,013.43x = 170,196.91 × 102,924.36
  4. Step 4: Simplify right side
    113,013.43x = 17,517,407,778.42
  5. Step 5: Solve for x
    x = 17,517,407,778.42/113,013.43
  6. Step 6: Final answer
    x = 155,002.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.