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Finding the Fourth Proportional to 100,301.66, 150,346.43 and 37,081.17

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Solution

The fourth proportional to 100,301.66, 150,346.43 and 37,081.17 is: 55,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,301.66 : 150,346.43 = 37,081.17 : x
  2. Step 2: Convert to fraction form
    100,301.66/150,346.43 = 37,081.17/x
  3. Step 3: Cross multiply
    100,301.66x = 150,346.43 × 37,081.17
  4. Step 4: Simplify right side
    100,301.66x = 5,575,021,344.32
  5. Step 5: Solve for x
    x = 5,575,021,344.32/100,301.66
  6. Step 6: Final answer
    x = 55,582.55

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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.