Home / 100,083.06-150,133.91-36,900.63

Finding the Fourth Proportional to 100,083.06, 150,133.91 and 36,900.63

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Solution

The fourth proportional to 100,083.06, 150,133.91 and 36,900.63 is: 55,354.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,083.06 : 150,133.91 = 36,900.63 : x
  2. Step 2: Convert to fraction form
    100,083.06/150,133.91 = 36,900.63/x
  3. Step 3: Cross multiply
    100,083.06x = 150,133.91 × 36,900.63
  4. Step 4: Simplify right side
    100,083.06x = 5,540,035,678.86
  5. Step 5: Solve for x
    x = 5,540,035,678.86/100,083.06
  6. Step 6: Final answer
    x = 55,354.38

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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.