Home / 98,823.18-136,375.01-53,499.97

Finding the Fourth Proportional to 98,823.18, 136,375.01 and 53,499.97

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Solution

The fourth proportional to 98,823.18, 136,375.01 and 53,499.97 is: 73,829.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,823.18 : 136,375.01 = 53,499.97 : x
  2. Step 2: Convert to fraction form
    98,823.18/136,375.01 = 53,499.97/x
  3. Step 3: Cross multiply
    98,823.18x = 136,375.01 × 53,499.97
  4. Step 4: Simplify right side
    98,823.18x = 7,296,058,261.87
  5. Step 5: Solve for x
    x = 7,296,058,261.87/98,823.18
  6. Step 6: Final answer
    x = 73,829.42

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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.