Home / 52,987.54-73,090.34-31,462.66

Finding the Fourth Proportional to 52,987.54, 73,090.34 and 31,462.66

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Solution

The fourth proportional to 52,987.54, 73,090.34 and 31,462.66 is: 43,399.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,987.54 : 73,090.34 = 31,462.66 : x
  2. Step 2: Convert to fraction form
    52,987.54/73,090.34 = 31,462.66/x
  3. Step 3: Cross multiply
    52,987.54x = 73,090.34 × 31,462.66
  4. Step 4: Simplify right side
    52,987.54x = 2,299,616,516.70
  5. Step 5: Solve for x
    x = 2,299,616,516.70/52,987.54
  6. Step 6: Final answer
    x = 43,399.19

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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.