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Finding the Fourth Proportional to 36,710.70, 55,068.15 and 10,413.38

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Solution

The fourth proportional to 36,710.70, 55,068.15 and 10,413.38 is: 15,620.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,710.70 : 55,068.15 = 10,413.38 : x
  2. Step 2: Convert to fraction form
    36,710.70/55,068.15 = 10,413.38/x
  3. Step 3: Cross multiply
    36,710.70x = 55,068.15 × 10,413.38
  4. Step 4: Simplify right side
    36,710.70x = 573,445,296.51
  5. Step 5: Solve for x
    x = 573,445,296.51/36,710.70
  6. Step 6: Final answer
    x = 15,620.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.