Home / 99,004.85-136,576.82-70,726.94

Finding the Fourth Proportional to 99,004.85, 136,576.82 and 70,726.94

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Solution

The fourth proportional to 99,004.85, 136,576.82 and 70,726.94 is: 97,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,004.85 : 136,576.82 = 70,726.94 : x
  2. Step 2: Convert to fraction form
    99,004.85/136,576.82 = 70,726.94/x
  3. Step 3: Cross multiply
    99,004.85x = 136,576.82 × 70,726.94
  4. Step 4: Simplify right side
    99,004.85x = 9,659,660,553.53
  5. Step 5: Solve for x
    x = 9,659,660,553.53/99,004.85
  6. Step 6: Final answer
    x = 97,567.55

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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.