Home / 96,957.81-133,691.46-68,268.30

Finding the Fourth Proportional to 96,957.81, 133,691.46 and 68,268.30

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Solution

The fourth proportional to 96,957.81, 133,691.46 and 68,268.30 is: 94,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,957.81 : 133,691.46 = 68,268.30 : x
  2. Step 2: Convert to fraction form
    96,957.81/133,691.46 = 68,268.30/x
  3. Step 3: Cross multiply
    96,957.81x = 133,691.46 × 68,268.30
  4. Step 4: Simplify right side
    96,957.81x = 9,126,888,698.72
  5. Step 5: Solve for x
    x = 9,126,888,698.72/96,957.81
  6. Step 6: Final answer
    x = 94,132.58

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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.