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Finding the Fourth Proportional to 53,992.58, 74,509.24 and 29,793.76

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Solution

The fourth proportional to 53,992.58, 74,509.24 and 29,793.76 is: 41,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,992.58 : 74,509.24 = 29,793.76 : x
  2. Step 2: Convert to fraction form
    53,992.58/74,509.24 = 29,793.76/x
  3. Step 3: Cross multiply
    53,992.58x = 74,509.24 × 29,793.76
  4. Step 4: Simplify right side
    53,992.58x = 2,219,910,414.34
  5. Step 5: Solve for x
    x = 2,219,910,414.34/53,992.58
  6. Step 6: Final answer
    x = 41,115.10

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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.