Home / 66,242.13-91,413.24-36,026.80

Finding the Fourth Proportional to 66,242.13, 91,413.24 and 36,026.80

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Solution

The fourth proportional to 66,242.13, 91,413.24 and 36,026.80 is: 49,716.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,242.13 : 91,413.24 = 36,026.80 : x
  2. Step 2: Convert to fraction form
    66,242.13/91,413.24 = 36,026.80/x
  3. Step 3: Cross multiply
    66,242.13x = 91,413.24 × 36,026.80
  4. Step 4: Simplify right side
    66,242.13x = 3,293,326,514.83
  5. Step 5: Solve for x
    x = 3,293,326,514.83/66,242.13
  6. Step 6: Final answer
    x = 49,716.49

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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.