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Finding the Fourth Proportional to 50,005.06, 69,006.81 and 27,649.06

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Solution

The fourth proportional to 50,005.06, 69,006.81 and 27,649.06 is: 38,155.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,005.06 : 69,006.81 = 27,649.06 : x
  2. Step 2: Convert to fraction form
    50,005.06/69,006.81 = 27,649.06/x
  3. Step 3: Cross multiply
    50,005.06x = 69,006.81 × 27,649.06
  4. Step 4: Simplify right side
    50,005.06x = 1,907,973,430.10
  5. Step 5: Solve for x
    x = 1,907,973,430.10/50,005.06
  6. Step 6: Final answer
    x = 38,155.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.