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Finding the Fourth Proportional to 66,395.48, 99,595.67 and 22,026.11

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Solution

The fourth proportional to 66,395.48, 99,595.67 and 22,026.11 is: 33,039.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,395.48 : 99,595.67 = 22,026.11 : x
  2. Step 2: Convert to fraction form
    66,395.48/99,595.67 = 22,026.11/x
  3. Step 3: Cross multiply
    66,395.48x = 99,595.67 × 22,026.11
  4. Step 4: Simplify right side
    66,395.48x = 2,193,704,574.83
  5. Step 5: Solve for x
    x = 2,193,704,574.83/66,395.48
  6. Step 6: Final answer
    x = 33,039.97

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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.