Home / 98,563.22-136,017.29-53,241.20

Finding the Fourth Proportional to 98,563.22, 136,017.29 and 53,241.20

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Solution

The fourth proportional to 98,563.22, 136,017.29 and 53,241.20 is: 73,472.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,563.22 : 136,017.29 = 53,241.20 : x
  2. Step 2: Convert to fraction form
    98,563.22/136,017.29 = 53,241.20/x
  3. Step 3: Cross multiply
    98,563.22x = 136,017.29 × 53,241.20
  4. Step 4: Simplify right side
    98,563.22x = 7,241,722,794.06
  5. Step 5: Solve for x
    x = 7,241,722,794.06/98,563.22
  6. Step 6: Final answer
    x = 73,472.88

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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.