Home / 69,845.99-96,387.46-38,015.12

Finding the Fourth Proportional to 69,845.99, 96,387.46 and 38,015.12

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Solution

The fourth proportional to 69,845.99, 96,387.46 and 38,015.12 is: 52,460.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,845.99 : 96,387.46 = 38,015.12 : x
  2. Step 2: Convert to fraction form
    69,845.99/96,387.46 = 38,015.12/x
  3. Step 3: Cross multiply
    69,845.99x = 96,387.46 × 38,015.12
  4. Step 4: Simplify right side
    69,845.99x = 3,664,180,376.46
  5. Step 5: Solve for x
    x = 3,664,180,376.46/69,845.99
  6. Step 6: Final answer
    x = 52,460.86

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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.