Home / 40,072.86-55,304.66-23,077.74

Finding the Fourth Proportional to 40,072.86, 55,304.66 and 23,077.74

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Solution

The fourth proportional to 40,072.86, 55,304.66 and 23,077.74 is: 31,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,072.86 : 55,304.66 = 23,077.74 : x
  2. Step 2: Convert to fraction form
    40,072.86/55,304.66 = 23,077.74/x
  3. Step 3: Cross multiply
    40,072.86x = 55,304.66 × 23,077.74
  4. Step 4: Simplify right side
    40,072.86x = 1,276,306,564.27
  5. Step 5: Solve for x
    x = 1,276,306,564.27/40,072.86
  6. Step 6: Final answer
    x = 31,849.65

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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.