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Finding the Fourth Proportional to 54,697.54, 75,488.29 and 33,490.90

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Solution

The fourth proportional to 54,697.54, 75,488.29 and 33,490.90 is: 46,220.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,697.54 : 75,488.29 = 33,490.90 : x
  2. Step 2: Convert to fraction form
    54,697.54/75,488.29 = 33,490.90/x
  3. Step 3: Cross multiply
    54,697.54x = 75,488.29 × 33,490.90
  4. Step 4: Simplify right side
    54,697.54x = 2,528,170,771.56
  5. Step 5: Solve for x
    x = 2,528,170,771.56/54,697.54
  6. Step 6: Final answer
    x = 46,220.92

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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.