Home / 118,268.47-177,481.05-64,997.65

Finding the Fourth Proportional to 118,268.47, 177,481.05 and 64,997.65

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Solution

The fourth proportional to 118,268.47, 177,481.05 and 64,997.65 is: 97,539.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,268.47 : 177,481.05 = 64,997.65 : x
  2. Step 2: Convert to fraction form
    118,268.47/177,481.05 = 64,997.65/x
  3. Step 3: Cross multiply
    118,268.47x = 177,481.05 × 64,997.65
  4. Step 4: Simplify right side
    118,268.47x = 11,535,851,169.53
  5. Step 5: Solve for x
    x = 11,535,851,169.53/118,268.47
  6. Step 6: Final answer
    x = 97,539.53

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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.