Home / 174,021.80-260,687.10-103,692.20

Finding the Fourth Proportional to 174,021.80, 260,687.10 and 103,692.20

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Solution

The fourth proportional to 174,021.80, 260,687.10 and 103,692.20 is: 155,332.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,021.80 : 260,687.10 = 103,692.20 : x
  2. Step 2: Convert to fraction form
    174,021.80/260,687.10 = 103,692.20/x
  3. Step 3: Cross multiply
    174,021.80x = 260,687.10 × 103,692.20
  4. Step 4: Simplify right side
    174,021.80x = 27,031,218,910.62
  5. Step 5: Solve for x
    x = 27,031,218,910.62/174,021.80
  6. Step 6: Final answer
    x = 155,332.37

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1.5x scale

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.