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Finding the Fourth Proportional to 60,413.64, 83,368.52 and 33,557.88

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Solution

The fourth proportional to 60,413.64, 83,368.52 and 33,557.88 is: 46,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,413.64 : 83,368.52 = 33,557.88 : x
  2. Step 2: Convert to fraction form
    60,413.64/83,368.52 = 33,557.88/x
  3. Step 3: Cross multiply
    60,413.64x = 83,368.52 × 33,557.88
  4. Step 4: Simplify right side
    60,413.64x = 2,797,670,789.94
  5. Step 5: Solve for x
    x = 2,797,670,789.94/60,413.64
  6. Step 6: Final answer
    x = 46,308.60

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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.