Home / 106,215.76-146,581.94-58,473.55

Finding the Fourth Proportional to 106,215.76, 146,581.94 and 58,473.55

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Solution

The fourth proportional to 106,215.76, 146,581.94 and 58,473.55 is: 80,695.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,215.76 : 146,581.94 = 58,473.55 : x
  2. Step 2: Convert to fraction form
    106,215.76/146,581.94 = 58,473.55/x
  3. Step 3: Cross multiply
    106,215.76x = 146,581.94 × 58,473.55
  4. Step 4: Simplify right side
    106,215.76x = 8,571,166,397.69
  5. Step 5: Solve for x
    x = 8,571,166,397.69/106,215.76
  6. Step 6: Final answer
    x = 80,695.81

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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.