Home / 69,867.09-96,416.60-38,035.98

Finding the Fourth Proportional to 69,867.09, 96,416.60 and 38,035.98

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Solution

The fourth proportional to 69,867.09, 96,416.60 and 38,035.98 is: 52,489.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,867.09 : 96,416.60 = 38,035.98 : x
  2. Step 2: Convert to fraction form
    69,867.09/96,416.60 = 38,035.98/x
  3. Step 3: Cross multiply
    69,867.09x = 96,416.60 × 38,035.98
  4. Step 4: Simplify right side
    69,867.09x = 3,667,299,679.09
  5. Step 5: Solve for x
    x = 3,667,299,679.09/69,867.09
  6. Step 6: Final answer
    x = 52,489.66

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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.