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Finding the Fourth Proportional to 108,697.68, 163,074.96 and 37,635.12

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Solution

The fourth proportional to 108,697.68, 163,074.96 and 37,635.12 is: 56,462.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,697.68 : 163,074.96 = 37,635.12 : x
  2. Step 2: Convert to fraction form
    108,697.68/163,074.96 = 37,635.12/x
  3. Step 3: Cross multiply
    108,697.68x = 163,074.96 × 37,635.12
  4. Step 4: Simplify right side
    108,697.68x = 6,137,345,688.60
  5. Step 5: Solve for x
    x = 6,137,345,688.60/108,697.68
  6. Step 6: Final answer
    x = 56,462.53

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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.