Home / 53,007.90-73,149.93-29,134.50

Finding the Fourth Proportional to 53,007.90, 73,149.93 and 29,134.50

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Solution

The fourth proportional to 53,007.90, 73,149.93 and 29,134.50 is: 40,205.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,007.90 : 73,149.93 = 29,134.50 : x
  2. Step 2: Convert to fraction form
    53,007.90/73,149.93 = 29,134.50/x
  3. Step 3: Cross multiply
    53,007.90x = 73,149.93 × 29,134.50
  4. Step 4: Simplify right side
    53,007.90x = 2,131,186,635.59
  5. Step 5: Solve for x
    x = 2,131,186,635.59/53,007.90
  6. Step 6: Final answer
    x = 40,205.08

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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.