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Finding the Fourth Proportional to 60,648.53, 83,684.99 and 33,784.97

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Solution

The fourth proportional to 60,648.53, 83,684.99 and 33,784.97 is: 46,617.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,648.53 : 83,684.99 = 33,784.97 : x
  2. Step 2: Convert to fraction form
    60,648.53/83,684.99 = 33,784.97/x
  3. Step 3: Cross multiply
    60,648.53x = 83,684.99 × 33,784.97
  4. Step 4: Simplify right side
    60,648.53x = 2,827,294,542.64
  5. Step 5: Solve for x
    x = 2,827,294,542.64/60,648.53
  6. Step 6: Final answer
    x = 46,617.70

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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.