Home / 53,320.83-73,571.43-31,804.86

Finding the Fourth Proportional to 53,320.83, 73,571.43 and 31,804.86

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Solution

The fourth proportional to 53,320.83, 73,571.43 and 31,804.86 is: 43,883.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,320.83 : 73,571.43 = 31,804.86 : x
  2. Step 2: Convert to fraction form
    53,320.83/73,571.43 = 31,804.86/x
  3. Step 3: Cross multiply
    53,320.83x = 73,571.43 × 31,804.86
  4. Step 4: Simplify right side
    53,320.83x = 2,339,929,031.15
  5. Step 5: Solve for x
    x = 2,339,929,031.15/53,320.83
  6. Step 6: Final answer
    x = 43,883.96

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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.