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Finding the Fourth Proportional to 63,361.59, 87,433.05 and 37,862.88

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Solution

The fourth proportional to 63,361.59, 87,433.05 and 37,862.88 is: 52,247.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,361.59 : 87,433.05 = 37,862.88 : x
  2. Step 2: Convert to fraction form
    63,361.59/87,433.05 = 37,862.88/x
  3. Step 3: Cross multiply
    63,361.59x = 87,433.05 × 37,862.88
  4. Step 4: Simplify right side
    63,361.59x = 3,310,467,080.18
  5. Step 5: Solve for x
    x = 3,310,467,080.18/63,361.59
  6. Step 6: Final answer
    x = 52,247.22

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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.