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Finding the Fourth Proportional to 63,607.04, 87,771.84 and 35,311.04

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Solution

The fourth proportional to 63,607.04, 87,771.84 and 35,311.04 is: 48,725.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,607.04 : 87,771.84 = 35,311.04 : x
  2. Step 2: Convert to fraction form
    63,607.04/87,771.84 = 35,311.04/x
  3. Step 3: Cross multiply
    63,607.04x = 87,771.84 × 35,311.04
  4. Step 4: Simplify right side
    63,607.04x = 3,099,314,953.11
  5. Step 5: Solve for x
    x = 3,099,314,953.11/63,607.04
  6. Step 6: Final answer
    x = 48,725.97

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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.