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Finding the Fourth Proportional to 61,328.39, 84,603.02 and 37,413.54

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Solution

The fourth proportional to 61,328.39, 84,603.02 and 37,413.54 is: 51,612.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,328.39 : 84,603.02 = 37,413.54 : x
  2. Step 2: Convert to fraction form
    61,328.39/84,603.02 = 37,413.54/x
  3. Step 3: Cross multiply
    61,328.39x = 84,603.02 × 37,413.54
  4. Step 4: Simplify right side
    61,328.39x = 3,165,298,285.82
  5. Step 5: Solve for x
    x = 3,165,298,285.82/61,328.39
  6. Step 6: Final answer
    x = 51,612.29

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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.