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Finding the Fourth Proportional to 63,523.44, 87,664.68 and 38,368.08

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Solution

The fourth proportional to 63,523.44, 87,664.68 and 38,368.08 is: 52,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,523.44 : 87,664.68 = 38,368.08 : x
  2. Step 2: Convert to fraction form
    63,523.44/87,664.68 = 38,368.08/x
  3. Step 3: Cross multiply
    63,523.44x = 87,664.68 × 38,368.08
  4. Step 4: Simplify right side
    63,523.44x = 3,363,525,455.41
  5. Step 5: Solve for x
    x = 3,363,525,455.41/63,523.44
  6. Step 6: Final answer
    x = 52,949.36

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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.