Home / 69,881.28-96,433.62-38,049.48

Finding the Fourth Proportional to 69,881.28, 96,433.62 and 38,049.48

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Solution

The fourth proportional to 69,881.28, 96,433.62 and 38,049.48 is: 52,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,881.28 : 96,433.62 = 38,049.48 : x
  2. Step 2: Convert to fraction form
    69,881.28/96,433.62 = 38,049.48/x
  3. Step 3: Cross multiply
    69,881.28x = 96,433.62 × 38,049.48
  4. Step 4: Simplify right side
    69,881.28x = 3,669,249,095.52
  5. Step 5: Solve for x
    x = 3,669,249,095.52/69,881.28
  6. Step 6: Final answer
    x = 52,506.90

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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.