Home / 69,943.75-96,522.42-38,112.64

Finding the Fourth Proportional to 69,943.75, 96,522.42 and 38,112.64

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Solution

The fourth proportional to 69,943.75, 96,522.42 and 38,112.64 is: 52,595.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,943.75 : 96,522.42 = 38,112.64 : x
  2. Step 2: Convert to fraction form
    69,943.75/96,522.42 = 38,112.64/x
  3. Step 3: Cross multiply
    69,943.75x = 96,522.42 × 38,112.64
  4. Step 4: Simplify right side
    69,943.75x = 3,678,724,245.39
  5. Step 5: Solve for x
    x = 3,678,724,245.39/69,943.75
  6. Step 6: Final answer
    x = 52,595.47

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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.