Home / 136,576.24-188,408.23-91,265.35

Finding the Fourth Proportional to 136,576.24, 188,408.23 and 91,265.35

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Solution

The fourth proportional to 136,576.24, 188,408.23 and 91,265.35 is: 125,901.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,576.24 : 188,408.23 = 91,265.35 : x
  2. Step 2: Convert to fraction form
    136,576.24/188,408.23 = 91,265.35/x
  3. Step 3: Cross multiply
    136,576.24x = 188,408.23 × 91,265.35
  4. Step 4: Simplify right side
    136,576.24x = 17,195,143,053.83
  5. Step 5: Solve for x
    x = 17,195,143,053.83/136,576.24
  6. Step 6: Final answer
    x = 125,901.42

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1.5x scale

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.