Home / 51,554.80-71,179.90-39,596.76

Finding the Fourth Proportional to 51,554.80, 71,179.90 and 39,596.76

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Solution

The fourth proportional to 51,554.80, 71,179.90 and 39,596.76 is: 54,669.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,554.80 : 71,179.90 = 39,596.76 : x
  2. Step 2: Convert to fraction form
    51,554.80/71,179.90 = 39,596.76/x
  3. Step 3: Cross multiply
    51,554.80x = 71,179.90 × 39,596.76
  4. Step 4: Simplify right side
    51,554.80x = 2,818,493,417.12
  5. Step 5: Solve for x
    x = 2,818,493,417.12/51,554.80
  6. Step 6: Final answer
    x = 54,669.85

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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.