Home / 69,587.80-104,382.82-16,998.20

Finding the Fourth Proportional to 69,587.80, 104,382.82 and 16,998.20

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Solution

The fourth proportional to 69,587.80, 104,382.82 and 16,998.20 is: 25,497.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,587.80 : 104,382.82 = 16,998.20 : x
  2. Step 2: Convert to fraction form
    69,587.80/104,382.82 = 16,998.20/x
  3. Step 3: Cross multiply
    69,587.80x = 104,382.82 × 16,998.20
  4. Step 4: Simplify right side
    69,587.80x = 1,774,320,050.92
  5. Step 5: Solve for x
    x = 1,774,320,050.92/69,587.80
  6. Step 6: Final answer
    x = 25,497.57

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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.