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Finding the Fourth Proportional to 55,504.67, 76,594.88 and 30,353.63

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Solution

The fourth proportional to 55,504.67, 76,594.88 and 30,353.63 is: 41,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,504.67 : 76,594.88 = 30,353.63 : x
  2. Step 2: Convert to fraction form
    55,504.67/76,594.88 = 30,353.63/x
  3. Step 3: Cross multiply
    55,504.67x = 76,594.88 × 30,353.63
  4. Step 4: Simplify right side
    55,504.67x = 2,324,932,340.32
  5. Step 5: Solve for x
    x = 2,324,932,340.32/55,504.67
  6. Step 6: Final answer
    x = 41,887.15

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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.