Home / 69,849.19-96,394.35-38,019.16

Finding the Fourth Proportional to 69,849.19, 96,394.35 and 38,019.16

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Solution

The fourth proportional to 69,849.19, 96,394.35 and 38,019.16 is: 52,467.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,849.19 : 96,394.35 = 38,019.16 : x
  2. Step 2: Convert to fraction form
    69,849.19/96,394.35 = 38,019.16/x
  3. Step 3: Cross multiply
    69,849.19x = 96,394.35 × 38,019.16
  4. Step 4: Simplify right side
    69,849.19x = 3,664,832,215.75
  5. Step 5: Solve for x
    x = 3,664,832,215.75/69,849.19
  6. Step 6: Final answer
    x = 52,467.78

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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.