Home / 53,223.78-73,443.18-29,349.03

Finding the Fourth Proportional to 53,223.78, 73,443.18 and 29,349.03

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Solution

The fourth proportional to 53,223.78, 73,443.18 and 29,349.03 is: 40,498.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,223.78 : 73,443.18 = 29,349.03 : x
  2. Step 2: Convert to fraction form
    53,223.78/73,443.18 = 29,349.03/x
  3. Step 3: Cross multiply
    53,223.78x = 73,443.18 × 29,349.03
  4. Step 4: Simplify right side
    53,223.78x = 2,155,486,093.12
  5. Step 5: Solve for x
    x = 2,155,486,093.12/53,223.78
  6. Step 6: Final answer
    x = 40,498.55

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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.