Home / 53,190.20-73,402.98-29,317.79

Finding the Fourth Proportional to 53,190.20, 73,402.98 and 29,317.79

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Solution

The fourth proportional to 53,190.20, 73,402.98 and 29,317.79 is: 40,458.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,190.20 : 73,402.98 = 29,317.79 : x
  2. Step 2: Convert to fraction form
    53,190.20/73,402.98 = 29,317.79/x
  3. Step 3: Cross multiply
    53,190.20x = 73,402.98 × 29,317.79
  4. Step 4: Simplify right side
    53,190.20x = 2,152,013,153.01
  5. Step 5: Solve for x
    x = 2,152,013,153.01/53,190.20
  6. Step 6: Final answer
    x = 40,458.83

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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.