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Finding the Fourth Proportional to 32,908.25, 45,413.39 and 18,004.25

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Solution

The fourth proportional to 32,908.25, 45,413.39 and 18,004.25 is: 24,845.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,908.25 : 45,413.39 = 18,004.25 : x
  2. Step 2: Convert to fraction form
    32,908.25/45,413.39 = 18,004.25/x
  3. Step 3: Cross multiply
    32,908.25x = 45,413.39 × 18,004.25
  4. Step 4: Simplify right side
    32,908.25x = 817,634,026.91
  5. Step 5: Solve for x
    x = 817,634,026.91/32,908.25
  6. Step 6: Final answer
    x = 24,845.87

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1.5x scale

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.