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Finding the Fourth Proportional to 64,061.85, 96,101.97 and 19,692.33

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Solution

The fourth proportional to 64,061.85, 96,101.97 and 19,692.33 is: 29,541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,061.85 : 96,101.97 = 19,692.33 : x
  2. Step 2: Convert to fraction form
    64,061.85/96,101.97 = 19,692.33/x
  3. Step 3: Cross multiply
    64,061.85x = 96,101.97 × 19,692.33
  4. Step 4: Simplify right side
    64,061.85x = 1,892,471,633.04
  5. Step 5: Solve for x
    x = 1,892,471,633.04/64,061.85
  6. Step 6: Final answer
    x = 29,541.32

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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.