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Finding the Fourth Proportional to 63,461.88, 87,580.24 and 35,165.75

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Solution

The fourth proportional to 63,461.88, 87,580.24 and 35,165.75 is: 48,530.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,461.88 : 87,580.24 = 35,165.75 : x
  2. Step 2: Convert to fraction form
    63,461.88/87,580.24 = 35,165.75/x
  3. Step 3: Cross multiply
    63,461.88x = 87,580.24 × 35,165.75
  4. Step 4: Simplify right side
    63,461.88x = 3,079,824,298.96
  5. Step 5: Solve for x
    x = 3,079,824,298.96/63,461.88
  6. Step 6: Final answer
    x = 48,530.30

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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.