Home / 100,212.32-150,225.48-36,997.52

Finding the Fourth Proportional to 100,212.32, 150,225.48 and 36,997.52

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Solution

The fourth proportional to 100,212.32, 150,225.48 and 36,997.52 is: 55,461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,212.32 : 150,225.48 = 36,997.52 : x
  2. Step 2: Convert to fraction form
    100,212.32/150,225.48 = 36,997.52/x
  3. Step 3: Cross multiply
    100,212.32x = 150,225.48 × 36,997.52
  4. Step 4: Simplify right side
    100,212.32x = 5,557,970,200.81
  5. Step 5: Solve for x
    x = 5,557,970,200.81/100,212.32
  6. Step 6: Final answer
    x = 55,461.95

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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.