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Finding the Fourth Proportional to 171,376.40, 236,496.84 and 95,927.60

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Solution

The fourth proportional to 171,376.40, 236,496.84 and 95,927.60 is: 132,378.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,376.40 : 236,496.84 = 95,927.60 : x
  2. Step 2: Convert to fraction form
    171,376.40/236,496.84 = 95,927.60/x
  3. Step 3: Cross multiply
    171,376.40x = 236,496.84 × 95,927.60
  4. Step 4: Simplify right side
    171,376.40x = 22,686,574,268.78
  5. Step 5: Solve for x
    x = 22,686,574,268.78/171,376.40
  6. Step 6: Final answer
    x = 132,378.64

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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.