Home / 69,093.05-103,473.48-39,420.92

Finding the Fourth Proportional to 69,093.05, 103,473.48 and 39,420.92

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Solution

The fourth proportional to 69,093.05, 103,473.48 and 39,420.92 is: 59,036.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,093.05 : 103,473.48 = 39,420.92 : x
  2. Step 2: Convert to fraction form
    69,093.05/103,473.48 = 39,420.92/x
  3. Step 3: Cross multiply
    69,093.05x = 103,473.48 × 39,420.92
  4. Step 4: Simplify right side
    69,093.05x = 4,079,020,134.44
  5. Step 5: Solve for x
    x = 4,079,020,134.44/69,093.05
  6. Step 6: Final answer
    x = 59,036.62

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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.