Home / 69,706.13-104,500.40-30,233.51

Finding the Fourth Proportional to 69,706.13, 104,500.40 and 30,233.51

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Solution

The fourth proportional to 69,706.13, 104,500.40 and 30,233.51 is: 45,324.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,706.13 : 104,500.40 = 30,233.51 : x
  2. Step 2: Convert to fraction form
    69,706.13/104,500.40 = 30,233.51/x
  3. Step 3: Cross multiply
    69,706.13x = 104,500.40 × 30,233.51
  4. Step 4: Simplify right side
    69,706.13x = 3,159,413,214.73
  5. Step 5: Solve for x
    x = 3,159,413,214.73/69,706.13
  6. Step 6: Final answer
    x = 45,324.76

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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.