Home / 109,053.50-163,580.30-34,179.46

Finding the Fourth Proportional to 109,053.50, 163,580.30 and 34,179.46

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Solution

The fourth proportional to 109,053.50, 163,580.30 and 34,179.46 is: 51,269.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,053.50 : 163,580.30 = 34,179.46 : x
  2. Step 2: Convert to fraction form
    109,053.50/163,580.30 = 34,179.46/x
  3. Step 3: Cross multiply
    109,053.50x = 163,580.30 × 34,179.46
  4. Step 4: Simplify right side
    109,053.50x = 5,591,086,320.64
  5. Step 5: Solve for x
    x = 5,591,086,320.64/109,053.50
  6. Step 6: Final answer
    x = 51,269.21

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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.