Home / 251,784.24-377,713.26-74,268.16

Finding the Fourth Proportional to 251,784.24, 377,713.26 and 74,268.16

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Solution

The fourth proportional to 251,784.24, 377,713.26 and 74,268.16 is: 111,413.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,784.24 : 377,713.26 = 74,268.16 : x
  2. Step 2: Convert to fraction form
    251,784.24/377,713.26 = 74,268.16/x
  3. Step 3: Cross multiply
    251,784.24x = 377,713.26 × 74,268.16
  4. Step 4: Simplify right side
    251,784.24x = 28,052,068,827.80
  5. Step 5: Solve for x
    x = 28,052,068,827.80/251,784.24
  6. Step 6: Final answer
    x = 111,413.12

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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.