Home / 69,866.77-96,416.12-38,035.66

Finding the Fourth Proportional to 69,866.77, 96,416.12 and 38,035.66

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Solution

The fourth proportional to 69,866.77, 96,416.12 and 38,035.66 is: 52,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,866.77 : 96,416.12 = 38,035.66 : x
  2. Step 2: Convert to fraction form
    69,866.77/96,416.12 = 38,035.66/x
  3. Step 3: Cross multiply
    69,866.77x = 96,416.12 × 38,035.66
  4. Step 4: Simplify right side
    69,866.77x = 3,667,250,568.66
  5. Step 5: Solve for x
    x = 3,667,250,568.66/69,866.77
  6. Step 6: Final answer
    x = 52,489.20

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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.