Home / 53,029.85-73,180.53-29,156.31

Finding the Fourth Proportional to 53,029.85, 73,180.53 and 29,156.31

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Solution

The fourth proportional to 53,029.85, 73,180.53 and 29,156.31 is: 40,235.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,029.85 : 73,180.53 = 29,156.31 : x
  2. Step 2: Convert to fraction form
    53,029.85/73,180.53 = 29,156.31/x
  3. Step 3: Cross multiply
    53,029.85x = 73,180.53 × 29,156.31
  4. Step 4: Simplify right side
    53,029.85x = 2,133,674,218.64
  5. Step 5: Solve for x
    x = 2,133,674,218.64/53,029.85
  6. Step 6: Final answer
    x = 40,235.35

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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.