Home / 69,719.04-96,226.20-39,504.36

Finding the Fourth Proportional to 69,719.04, 96,226.20 and 39,504.36

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Solution

The fourth proportional to 69,719.04, 96,226.20 and 39,504.36 is: 54,523.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,719.04 : 96,226.20 = 39,504.36 : x
  2. Step 2: Convert to fraction form
    69,719.04/96,226.20 = 39,504.36/x
  3. Step 3: Cross multiply
    69,719.04x = 96,226.20 × 39,504.36
  4. Step 4: Simplify right side
    69,719.04x = 3,801,354,446.23
  5. Step 5: Solve for x
    x = 3,801,354,446.23/69,719.04
  6. Step 6: Final answer
    x = 54,523.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.