Home / 109,197.45-150,692.37-61,450.83

Finding the Fourth Proportional to 109,197.45, 150,692.37 and 61,450.83

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Solution

The fourth proportional to 109,197.45, 150,692.37 and 61,450.83 is: 84,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,197.45 : 150,692.37 = 61,450.83 : x
  2. Step 2: Convert to fraction form
    109,197.45/150,692.37 = 61,450.83/x
  3. Step 3: Cross multiply
    109,197.45x = 150,692.37 × 61,450.83
  4. Step 4: Simplify right side
    109,197.45x = 9,260,171,211.17
  5. Step 5: Solve for x
    x = 9,260,171,211.17/109,197.45
  6. Step 6: Final answer
    x = 84,802.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.