Home / 102,396.05-153,494.83-39,167.48

Finding the Fourth Proportional to 102,396.05, 153,494.83 and 39,167.48

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Solution

The fourth proportional to 102,396.05, 153,494.83 and 39,167.48 is: 58,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,396.05 : 153,494.83 = 39,167.48 : x
  2. Step 2: Convert to fraction form
    102,396.05/153,494.83 = 39,167.48/x
  3. Step 3: Cross multiply
    102,396.05x = 153,494.83 × 39,167.48
  4. Step 4: Simplify right side
    102,396.05x = 6,012,006,116.82
  5. Step 5: Solve for x
    x = 6,012,006,116.82/102,396.05
  6. Step 6: Final answer
    x = 58,713.26

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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.