Home / 120,671.24-166,550.51-69,692.27

Finding the Fourth Proportional to 120,671.24, 166,550.51 and 69,692.27

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Solution

The fourth proportional to 120,671.24, 166,550.51 and 69,692.27 is: 96,189.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,671.24 : 166,550.51 = 69,692.27 : x
  2. Step 2: Convert to fraction form
    120,671.24/166,550.51 = 69,692.27/x
  3. Step 3: Cross multiply
    120,671.24x = 166,550.51 × 69,692.27
  4. Step 4: Simplify right side
    120,671.24x = 11,607,282,453.04
  5. Step 5: Solve for x
    x = 11,607,282,453.04/120,671.24
  6. Step 6: Final answer
    x = 96,189.31

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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.