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Finding the Fourth Proportional to 63,522.50, 87,646.93 and 36,659.32

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Solution

The fourth proportional to 63,522.50, 87,646.93 and 36,659.32 is: 50,581.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,522.50 : 87,646.93 = 36,659.32 : x
  2. Step 2: Convert to fraction form
    63,522.50/87,646.93 = 36,659.32/x
  3. Step 3: Cross multiply
    63,522.50x = 87,646.93 × 36,659.32
  4. Step 4: Simplify right side
    63,522.50x = 3,213,076,543.12
  5. Step 5: Solve for x
    x = 3,213,076,543.12/63,522.50
  6. Step 6: Final answer
    x = 50,581.71

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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.