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Finding the Fourth Proportional to 51,525.60, 71,112.48 and 32,664.48

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Solution

The fourth proportional to 51,525.60, 71,112.48 and 32,664.48 is: 45,081.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,525.60 : 71,112.48 = 32,664.48 : x
  2. Step 2: Convert to fraction form
    51,525.60/71,112.48 = 32,664.48/x
  3. Step 3: Cross multiply
    51,525.60x = 71,112.48 × 32,664.48
  4. Step 4: Simplify right side
    51,525.60x = 2,322,852,180.71
  5. Step 5: Solve for x
    x = 2,322,852,180.71/51,525.60
  6. Step 6: Final answer
    x = 45,081.52

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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.