Home / 53,028.27-73,111.11-43,432.81

Finding the Fourth Proportional to 53,028.27, 73,111.11 and 43,432.81

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Solution

The fourth proportional to 53,028.27, 73,111.11 and 43,432.81 is: 59,881.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,028.27 : 73,111.11 = 43,432.81 : x
  2. Step 2: Convert to fraction form
    53,028.27/73,111.11 = 43,432.81/x
  3. Step 3: Cross multiply
    53,028.27x = 73,111.11 × 43,432.81
  4. Step 4: Simplify right side
    53,028.27x = 3,175,420,603.87
  5. Step 5: Solve for x
    x = 3,175,420,603.87/53,028.27
  6. Step 6: Final answer
    x = 59,881.66

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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.