Home / 100,173.40-150,280.14-36,993.91

Finding the Fourth Proportional to 100,173.40, 150,280.14 and 36,993.91

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Solution

The fourth proportional to 100,173.40, 150,280.14 and 36,993.91 is: 55,498.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,173.40 : 150,280.14 = 36,993.91 : x
  2. Step 2: Convert to fraction form
    100,173.40/150,280.14 = 36,993.91/x
  3. Step 3: Cross multiply
    100,173.40x = 150,280.14 × 36,993.91
  4. Step 4: Simplify right side
    100,173.40x = 5,559,449,973.95
  5. Step 5: Solve for x
    x = 5,559,449,973.95/100,173.40
  6. Step 6: Final answer
    x = 55,498.27

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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.