Home / 69,482.04-104,227.90-27,929

Finding the Fourth Proportional to 69,482.04, 104,227.90 and 27,929

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Solution

The fourth proportional to 69,482.04, 104,227.90 and 27,929 is: 41,895.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,482.04 : 104,227.90 = 27,929 : x
  2. Step 2: Convert to fraction form
    69,482.04/104,227.90 = 27,929/x
  3. Step 3: Cross multiply
    69,482.04x = 104,227.90 × 27,929
  4. Step 4: Simplify right side
    69,482.04x = 2,910,981,019.10
  5. Step 5: Solve for x
    x = 2,910,981,019.10/69,482.04
  6. Step 6: Final answer
    x = 41,895.45

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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.