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Finding the Fourth Proportional to 100,633.13, 150,926.35 and 29,536.68

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Solution

The fourth proportional to 100,633.13, 150,926.35 and 29,536.68 is: 44,298.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,633.13 : 150,926.35 = 29,536.68 : x
  2. Step 2: Convert to fraction form
    100,633.13/150,926.35 = 29,536.68/x
  3. Step 3: Cross multiply
    100,633.13x = 150,926.35 × 29,536.68
  4. Step 4: Simplify right side
    100,633.13x = 4,457,863,457.71
  5. Step 5: Solve for x
    x = 4,457,863,457.71/100,633.13
  6. Step 6: Final answer
    x = 44,298.17

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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.