Home / 53,399.72-73,688.64-29,524.96

Finding the Fourth Proportional to 53,399.72, 73,688.64 and 29,524.96

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Solution

The fourth proportional to 53,399.72, 73,688.64 and 29,524.96 is: 40,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,399.72 : 73,688.64 = 29,524.96 : x
  2. Step 2: Convert to fraction form
    53,399.72/73,688.64 = 29,524.96/x
  3. Step 3: Cross multiply
    53,399.72x = 73,688.64 × 29,524.96
  4. Step 4: Simplify right side
    53,399.72x = 2,175,654,148.45
  5. Step 5: Solve for x
    x = 2,175,654,148.45/53,399.72
  6. Step 6: Final answer
    x = 40,742.80

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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.