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Finding the Fourth Proportional to 60,804.54, 91,202.31 and 21,362.04

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Solution

The fourth proportional to 60,804.54, 91,202.31 and 21,362.04 is: 32,041.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,804.54 : 91,202.31 = 21,362.04 : x
  2. Step 2: Convert to fraction form
    60,804.54/91,202.31 = 21,362.04/x
  3. Step 3: Cross multiply
    60,804.54x = 91,202.31 × 21,362.04
  4. Step 4: Simplify right side
    60,804.54x = 1,948,267,394.31
  5. Step 5: Solve for x
    x = 1,948,267,394.31/60,804.54
  6. Step 6: Final answer
    x = 32,041.48

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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.