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Finding the Fourth Proportional to 38,174.58, 57,210.84 and 18,413.82

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Solution

The fourth proportional to 38,174.58, 57,210.84 and 18,413.82 is: 27,596.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,174.58 : 57,210.84 = 18,413.82 : x
  2. Step 2: Convert to fraction form
    38,174.58/57,210.84 = 18,413.82/x
  3. Step 3: Cross multiply
    38,174.58x = 57,210.84 × 18,413.82
  4. Step 4: Simplify right side
    38,174.58x = 1,053,470,109.81
  5. Step 5: Solve for x
    x = 1,053,470,109.81/38,174.58
  6. Step 6: Final answer
    x = 27,596.12

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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.