Home / 69,872.19-96,423.37-38,041.08

Finding the Fourth Proportional to 69,872.19, 96,423.37 and 38,041.08

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Solution

The fourth proportional to 69,872.19, 96,423.37 and 38,041.08 is: 52,496.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,872.19 : 96,423.37 = 38,041.08 : x
  2. Step 2: Convert to fraction form
    69,872.19/96,423.37 = 38,041.08/x
  3. Step 3: Cross multiply
    69,872.19x = 96,423.37 × 38,041.08
  4. Step 4: Simplify right side
    69,872.19x = 3,668,049,132.04
  5. Step 5: Solve for x
    x = 3,668,049,132.04/69,872.19
  6. Step 6: Final answer
    x = 52,496.55

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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.