Home / 69,163.07-103,678.99-34,061.72

Finding the Fourth Proportional to 69,163.07, 103,678.99 and 34,061.72

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Solution

The fourth proportional to 69,163.07, 103,678.99 and 34,061.72 is: 51,060.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,163.07 : 103,678.99 = 34,061.72 : x
  2. Step 2: Convert to fraction form
    69,163.07/103,678.99 = 34,061.72/x
  3. Step 3: Cross multiply
    69,163.07x = 103,678.99 × 34,061.72
  4. Step 4: Simplify right side
    69,163.07x = 3,531,484,123.71
  5. Step 5: Solve for x
    x = 3,531,484,123.71/69,163.07
  6. Step 6: Final answer
    x = 51,060.26

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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.