Home / 101,022.42-139,401.06-58,576.26

Finding the Fourth Proportional to 101,022.42, 139,401.06 and 58,576.26

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Solution

The fourth proportional to 101,022.42, 139,401.06 and 58,576.26 is: 80,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,022.42 : 139,401.06 = 58,576.26 : x
  2. Step 2: Convert to fraction form
    101,022.42/139,401.06 = 58,576.26/x
  3. Step 3: Cross multiply
    101,022.42x = 139,401.06 × 58,576.26
  4. Step 4: Simplify right side
    101,022.42x = 8,165,592,734.84
  5. Step 5: Solve for x
    x = 8,165,592,734.84/101,022.42
  6. Step 6: Final answer
    x = 80,829.51

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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.