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Finding the Fourth Proportional to 101,084.84, 151,378.08 and 63,551.80

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Solution

The fourth proportional to 101,084.84, 151,378.08 and 63,551.80 is: 95,171.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,084.84 : 151,378.08 = 63,551.80 : x
  2. Step 2: Convert to fraction form
    101,084.84/151,378.08 = 63,551.80/x
  3. Step 3: Cross multiply
    101,084.84x = 151,378.08 × 63,551.80
  4. Step 4: Simplify right side
    101,084.84x = 9,620,349,464.54
  5. Step 5: Solve for x
    x = 9,620,349,464.54/101,084.84
  6. Step 6: Final answer
    x = 95,171.04

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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.