Home / 63,542.12-87,692.10-36,689.54

Finding the Fourth Proportional to 63,542.12, 87,692.10 and 36,689.54

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Solution

The fourth proportional to 63,542.12, 87,692.10 and 36,689.54 is: 50,633.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,542.12 : 87,692.10 = 36,689.54 : x
  2. Step 2: Convert to fraction form
    63,542.12/87,692.10 = 36,689.54/x
  3. Step 3: Cross multiply
    63,542.12x = 87,692.10 × 36,689.54
  4. Step 4: Simplify right side
    63,542.12x = 3,217,382,810.63
  5. Step 5: Solve for x
    x = 3,217,382,810.63/63,542.12
  6. Step 6: Final answer
    x = 50,633.86

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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.