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Finding the Fourth Proportional to 54,488.91, 75,192.80 and 33,303.63

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Solution

The fourth proportional to 54,488.91, 75,192.80 and 33,303.63 is: 45,957.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,488.91 : 75,192.80 = 33,303.63 : x
  2. Step 2: Convert to fraction form
    54,488.91/75,192.80 = 33,303.63/x
  3. Step 3: Cross multiply
    54,488.91x = 75,192.80 × 33,303.63
  4. Step 4: Simplify right side
    54,488.91x = 2,504,193,023.35
  5. Step 5: Solve for x
    x = 2,504,193,023.35/54,488.91
  6. Step 6: Final answer
    x = 45,957.85

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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.