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Finding the Fourth Proportional to 100,616.58, 150,920.37 and 29,536.38

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Solution

The fourth proportional to 100,616.58, 150,920.37 and 29,536.38 is: 44,303.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,616.58 : 150,920.37 = 29,536.38 : x
  2. Step 2: Convert to fraction form
    100,616.58/150,920.37 = 29,536.38/x
  3. Step 3: Cross multiply
    100,616.58x = 150,920.37 × 29,536.38
  4. Step 4: Simplify right side
    100,616.58x = 4,457,641,398.06
  5. Step 5: Solve for x
    x = 4,457,641,398.06/100,616.58
  6. Step 6: Final answer
    x = 44,303.25

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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.