Home / 52,174.99-71,977.57-30,946.51

Finding the Fourth Proportional to 52,174.99, 71,977.57 and 30,946.51

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Solution

The fourth proportional to 52,174.99, 71,977.57 and 30,946.51 is: 42,692.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,174.99 : 71,977.57 = 30,946.51 : x
  2. Step 2: Convert to fraction form
    52,174.99/71,977.57 = 30,946.51/x
  3. Step 3: Cross multiply
    52,174.99x = 71,977.57 × 30,946.51
  4. Step 4: Simplify right side
    52,174.99x = 2,227,454,589.78
  5. Step 5: Solve for x
    x = 2,227,454,589.78/52,174.99
  6. Step 6: Final answer
    x = 42,692.00

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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.