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Finding the Fourth Proportional to 54,703.32, 75,504.63 and 35,630.63

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Solution

The fourth proportional to 54,703.32, 75,504.63 and 35,630.63 is: 49,179.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,703.32 : 75,504.63 = 35,630.63 : x
  2. Step 2: Convert to fraction form
    54,703.32/75,504.63 = 35,630.63/x
  3. Step 3: Cross multiply
    54,703.32x = 75,504.63 × 35,630.63
  4. Step 4: Simplify right side
    54,703.32x = 2,690,277,534.82
  5. Step 5: Solve for x
    x = 2,690,277,534.82/54,703.32
  6. Step 6: Final answer
    x = 49,179.42

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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.