Home / 69,278.34-95,605.12-39,065.10

Finding the Fourth Proportional to 69,278.34, 95,605.12 and 39,065.10

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Solution

The fourth proportional to 69,278.34, 95,605.12 and 39,065.10 is: 53,910.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,278.34 : 95,605.12 = 39,065.10 : x
  2. Step 2: Convert to fraction form
    69,278.34/95,605.12 = 39,065.10/x
  3. Step 3: Cross multiply
    69,278.34x = 95,605.12 × 39,065.10
  4. Step 4: Simplify right side
    69,278.34x = 3,734,823,573.31
  5. Step 5: Solve for x
    x = 3,734,823,573.31/69,278.34
  6. Step 6: Final answer
    x = 53,910.41

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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.