Home / 101,634.22-152,466.09-31,519.18

Finding the Fourth Proportional to 101,634.22, 152,466.09 and 31,519.18

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Solution

The fourth proportional to 101,634.22, 152,466.09 and 31,519.18 is: 47,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,634.22 : 152,466.09 = 31,519.18 : x
  2. Step 2: Convert to fraction form
    101,634.22/152,466.09 = 31,519.18/x
  3. Step 3: Cross multiply
    101,634.22x = 152,466.09 × 31,519.18
  4. Step 4: Simplify right side
    101,634.22x = 4,805,606,134.61
  5. Step 5: Solve for x
    x = 4,805,606,134.61/101,634.22
  6. Step 6: Final answer
    x = 47,283.35

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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.