Home / 110,329.20-165,493.80-66,092.40

Finding the Fourth Proportional to 110,329.20, 165,493.80 and 66,092.40

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Solution

The fourth proportional to 110,329.20, 165,493.80 and 66,092.40 is: 99,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,329.20 : 165,493.80 = 66,092.40 : x
  2. Step 2: Convert to fraction form
    110,329.20/165,493.80 = 66,092.40/x
  3. Step 3: Cross multiply
    110,329.20x = 165,493.80 × 66,092.40
  4. Step 4: Simplify right side
    110,329.20x = 10,937,882,427.12
  5. Step 5: Solve for x
    x = 10,937,882,427.12/110,329.20
  6. Step 6: Final answer
    x = 99,138.60

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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.