Home / 109,086.75-163,630.13-35,214.75

Finding the Fourth Proportional to 109,086.75, 163,630.13 and 35,214.75

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Solution

The fourth proportional to 109,086.75, 163,630.13 and 35,214.75 is: 52,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,086.75 : 163,630.13 = 35,214.75 : x
  2. Step 2: Convert to fraction form
    109,086.75/163,630.13 = 35,214.75/x
  3. Step 3: Cross multiply
    109,086.75x = 163,630.13 × 35,214.75
  4. Step 4: Simplify right side
    109,086.75x = 5,762,193,944.34
  5. Step 5: Solve for x
    x = 5,762,193,944.34/109,086.75
  6. Step 6: Final answer
    x = 52,822.13

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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.