Home / 53,212.66-73,431.92-29,339.35

Finding the Fourth Proportional to 53,212.66, 73,431.92 and 29,339.35

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Solution

The fourth proportional to 53,212.66, 73,431.92 and 29,339.35 is: 40,487.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,212.66 : 73,431.92 = 29,339.35 : x
  2. Step 2: Convert to fraction form
    53,212.66/73,431.92 = 29,339.35/x
  3. Step 3: Cross multiply
    53,212.66x = 73,431.92 × 29,339.35
  4. Step 4: Simplify right side
    53,212.66x = 2,154,444,691.82
  5. Step 5: Solve for x
    x = 2,154,444,691.82/53,212.66
  6. Step 6: Final answer
    x = 40,487.45

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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.