Home / 103,112.25-154,692.54-32,031.24

Finding the Fourth Proportional to 103,112.25, 154,692.54 and 32,031.24

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Solution

The fourth proportional to 103,112.25, 154,692.54 and 32,031.24 is: 48,054.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,112.25 : 154,692.54 = 32,031.24 : x
  2. Step 2: Convert to fraction form
    103,112.25/154,692.54 = 32,031.24/x
  3. Step 3: Cross multiply
    103,112.25x = 154,692.54 × 32,031.24
  4. Step 4: Simplify right side
    103,112.25x = 4,954,993,874.95
  5. Step 5: Solve for x
    x = 4,954,993,874.95/103,112.25
  6. Step 6: Final answer
    x = 48,054.37

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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.