Home / 109,040.54-163,560.90-34,161.30

Finding the Fourth Proportional to 109,040.54, 163,560.90 and 34,161.30

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Solution

The fourth proportional to 109,040.54, 163,560.90 and 34,161.30 is: 51,241.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,040.54 : 163,560.90 = 34,161.30 : x
  2. Step 2: Convert to fraction form
    109,040.54/163,560.90 = 34,161.30/x
  3. Step 3: Cross multiply
    109,040.54x = 163,560.90 × 34,161.30
  4. Step 4: Simplify right side
    109,040.54x = 5,587,452,973.17
  5. Step 5: Solve for x
    x = 5,587,452,973.17/109,040.54
  6. Step 6: Final answer
    x = 51,241.98

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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.