Home / 109,521.44-164,311.32-34,642.95

Finding the Fourth Proportional to 109,521.44, 164,311.32 and 34,642.95

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Solution

The fourth proportional to 109,521.44, 164,311.32 and 34,642.95 is: 51,973.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,521.44 : 164,311.32 = 34,642.95 : x
  2. Step 2: Convert to fraction form
    109,521.44/164,311.32 = 34,642.95/x
  3. Step 3: Cross multiply
    109,521.44x = 164,311.32 × 34,642.95
  4. Step 4: Simplify right side
    109,521.44x = 5,692,228,843.19
  5. Step 5: Solve for x
    x = 5,692,228,843.19/109,521.44
  6. Step 6: Final answer
    x = 51,973.65

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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.