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Finding the Fourth Proportional to 108,832.98, 163,188.21 and 37,722.30

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Solution

The fourth proportional to 108,832.98, 163,188.21 and 37,722.30 is: 56,562.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,832.98 : 163,188.21 = 37,722.30 : x
  2. Step 2: Convert to fraction form
    108,832.98/163,188.21 = 37,722.30/x
  3. Step 3: Cross multiply
    108,832.98x = 163,188.21 × 37,722.30
  4. Step 4: Simplify right side
    108,832.98x = 6,155,834,614.08
  5. Step 5: Solve for x
    x = 6,155,834,614.08/108,832.98
  6. Step 6: Final answer
    x = 56,562.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.