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Finding the Fourth Proportional to 96,293.83, 132,918.88 and 66,178.84

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Solution

The fourth proportional to 96,293.83, 132,918.88 and 66,178.84 is: 91,349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,293.83 : 132,918.88 = 66,178.84 : x
  2. Step 2: Convert to fraction form
    96,293.83/132,918.88 = 66,178.84/x
  3. Step 3: Cross multiply
    96,293.83x = 132,918.88 × 66,178.84
  4. Step 4: Simplify right side
    96,293.83x = 8,796,417,292.50
  5. Step 5: Solve for x
    x = 8,796,417,292.50/96,293.83
  6. Step 6: Final answer
    x = 91,349.75

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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.