Home / 53,162.52-73,364.30-29,288.98

Finding the Fourth Proportional to 53,162.52, 73,364.30 and 29,288.98

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Solution

The fourth proportional to 53,162.52, 73,364.30 and 29,288.98 is: 40,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162.52 : 73,364.30 = 29,288.98 : x
  2. Step 2: Convert to fraction form
    53,162.52/73,364.30 = 29,288.98/x
  3. Step 3: Cross multiply
    53,162.52x = 73,364.30 × 29,288.98
  4. Step 4: Simplify right side
    53,162.52x = 2,148,765,515.41
  5. Step 5: Solve for x
    x = 2,148,765,515.41/53,162.52
  6. Step 6: Final answer
    x = 40,418.80

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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.