Home / 69,535.50-104,309.19-19,616.10

Finding the Fourth Proportional to 69,535.50, 104,309.19 and 19,616.10

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Solution

The fourth proportional to 69,535.50, 104,309.19 and 19,616.10 is: 29,425.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,535.50 : 104,309.19 = 19,616.10 : x
  2. Step 2: Convert to fraction form
    69,535.50/104,309.19 = 19,616.10/x
  3. Step 3: Cross multiply
    69,535.50x = 104,309.19 × 19,616.10
  4. Step 4: Simplify right side
    69,535.50x = 2,046,139,501.96
  5. Step 5: Solve for x
    x = 2,046,139,501.96/69,535.50
  6. Step 6: Final answer
    x = 29,425.83

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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.