Home / 187,413.80-281,144.12-61,066.85

Finding the Fourth Proportional to 187,413.80, 281,144.12 and 61,066.85

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Solution

The fourth proportional to 187,413.80, 281,144.12 and 61,066.85 is: 91,607.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,413.80 : 281,144.12 = 61,066.85 : x
  2. Step 2: Convert to fraction form
    187,413.80/281,144.12 = 61,066.85/x
  3. Step 3: Cross multiply
    187,413.80x = 281,144.12 × 61,066.85
  4. Step 4: Simplify right side
    187,413.80x = 17,168,584,093.37
  5. Step 5: Solve for x
    x = 17,168,584,093.37/187,413.80
  6. Step 6: Final answer
    x = 91,607.90

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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.