Home / 108,793.47-163,197.84-45,549.76

Finding the Fourth Proportional to 108,793.47, 163,197.84 and 45,549.76

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Solution

The fourth proportional to 108,793.47, 163,197.84 and 45,549.76 is: 68,327.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,793.47 : 163,197.84 = 45,549.76 : x
  2. Step 2: Convert to fraction form
    108,793.47/163,197.84 = 45,549.76/x
  3. Step 3: Cross multiply
    108,793.47x = 163,197.84 × 45,549.76
  4. Step 4: Simplify right side
    108,793.47x = 7,433,622,444.52
  5. Step 5: Solve for x
    x = 7,433,622,444.52/108,793.47
  6. Step 6: Final answer
    x = 68,327.84

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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.