Home / 69,847.32-96,386.68-38,015.52

Finding the Fourth Proportional to 69,847.32, 96,386.68 and 38,015.52

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Solution

The fourth proportional to 69,847.32, 96,386.68 and 38,015.52 is: 52,459.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,847.32 : 96,386.68 = 38,015.52 : x
  2. Step 2: Convert to fraction form
    69,847.32/96,386.68 = 38,015.52/x
  3. Step 3: Cross multiply
    69,847.32x = 96,386.68 × 38,015.52
  4. Step 4: Simplify right side
    69,847.32x = 3,664,189,761.27
  5. Step 5: Solve for x
    x = 3,664,189,761.27/69,847.32
  6. Step 6: Final answer
    x = 52,459.99

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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.