Home / 116,855.60-161,293.76-69,125.54

Finding the Fourth Proportional to 116,855.60, 161,293.76 and 69,125.54

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Solution

The fourth proportional to 116,855.60, 161,293.76 and 69,125.54 is: 95,412.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,855.60 : 161,293.76 = 69,125.54 : x
  2. Step 2: Convert to fraction form
    116,855.60/161,293.76 = 69,125.54/x
  3. Step 3: Cross multiply
    116,855.60x = 161,293.76 × 69,125.54
  4. Step 4: Simplify right side
    116,855.60x = 11,149,517,106.53
  5. Step 5: Solve for x
    x = 11,149,517,106.53/116,855.60
  6. Step 6: Final answer
    x = 95,412.78

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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.