Home / 107,229.60-160,662.06-69,732.36

Finding the Fourth Proportional to 107,229.60, 160,662.06 and 69,732.36

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Solution

The fourth proportional to 107,229.60, 160,662.06 and 69,732.36 is: 104,479.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,229.60 : 160,662.06 = 69,732.36 : x
  2. Step 2: Convert to fraction form
    107,229.60/160,662.06 = 69,732.36/x
  3. Step 3: Cross multiply
    107,229.60x = 160,662.06 × 69,732.36
  4. Step 4: Simplify right side
    107,229.60x = 11,203,344,606.26
  5. Step 5: Solve for x
    x = 11,203,344,606.26/107,229.60
  6. Step 6: Final answer
    x = 104,479.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.