Home / 106,215.57-146,560.34-60,885.21

Finding the Fourth Proportional to 106,215.57, 146,560.34 and 60,885.21

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Solution

The fourth proportional to 106,215.57, 146,560.34 and 60,885.21 is: 84,011.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,215.57 : 146,560.34 = 60,885.21 : x
  2. Step 2: Convert to fraction form
    106,215.57/146,560.34 = 60,885.21/x
  3. Step 3: Cross multiply
    106,215.57x = 146,560.34 × 60,885.21
  4. Step 4: Simplify right side
    106,215.57x = 8,923,356,774.15
  5. Step 5: Solve for x
    x = 8,923,356,774.15/106,215.57
  6. Step 6: Final answer
    x = 84,011.76

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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.