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Finding the Fourth Proportional to 60,406.80, 83,362.20 and 33,551.04

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Solution

The fourth proportional to 60,406.80, 83,362.20 and 33,551.04 is: 46,300.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,406.80 : 83,362.20 = 33,551.04 : x
  2. Step 2: Convert to fraction form
    60,406.80/83,362.20 = 33,551.04/x
  3. Step 3: Cross multiply
    60,406.80x = 83,362.20 × 33,551.04
  4. Step 4: Simplify right side
    60,406.80x = 2,796,888,506.69
  5. Step 5: Solve for x
    x = 2,796,888,506.69/60,406.80
  6. Step 6: Final answer
    x = 46,300.89

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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.