Home / 106,519.60-146,996.93-58,772.94

Finding the Fourth Proportional to 106,519.60, 146,996.93 and 58,772.94

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Solution

The fourth proportional to 106,519.60, 146,996.93 and 58,772.94 is: 81,106.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,519.60 : 146,996.93 = 58,772.94 : x
  2. Step 2: Convert to fraction form
    106,519.60/146,996.93 = 58,772.94/x
  3. Step 3: Cross multiply
    106,519.60x = 146,996.93 × 58,772.94
  4. Step 4: Simplify right side
    106,519.60x = 8,639,441,747.07
  5. Step 5: Solve for x
    x = 8,639,441,747.07/106,519.60
  6. Step 6: Final answer
    x = 81,106.59

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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.