Home / 69,825.04-104,674-25,441.68

Finding the Fourth Proportional to 69,825.04, 104,674 and 25,441.68

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Solution

The fourth proportional to 69,825.04, 104,674 and 25,441.68 is: 38,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,825.04 : 104,674 = 25,441.68 : x
  2. Step 2: Convert to fraction form
    69,825.04/104,674 = 25,441.68/x
  3. Step 3: Cross multiply
    69,825.04x = 104,674 × 25,441.68
  4. Step 4: Simplify right side
    69,825.04x = 2,663,082,412.32
  5. Step 5: Solve for x
    x = 2,663,082,412.32/69,825.04
  6. Step 6: Final answer
    x = 38,139.36

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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.