Home / 53,009.18-73,151.73-29,135.85

Finding the Fourth Proportional to 53,009.18, 73,151.73 and 29,135.85

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Solution

The fourth proportional to 53,009.18, 73,151.73 and 29,135.85 is: 40,206.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,009.18 : 73,151.73 = 29,135.85 : x
  2. Step 2: Convert to fraction form
    53,009.18/73,151.73 = 29,135.85/x
  3. Step 3: Cross multiply
    53,009.18x = 73,151.73 × 29,135.85
  4. Step 4: Simplify right side
    53,009.18x = 2,131,337,941.78
  5. Step 5: Solve for x
    x = 2,131,337,941.78/53,009.18
  6. Step 6: Final answer
    x = 40,206.96

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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.