Home / 106,518.60-146,995.56-58,771.94

Finding the Fourth Proportional to 106,518.60, 146,995.56 and 58,771.94

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Solution

The fourth proportional to 106,518.60, 146,995.56 and 58,771.94 is: 81,105.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,518.60 : 146,995.56 = 58,771.94 : x
  2. Step 2: Convert to fraction form
    106,518.60/146,995.56 = 58,771.94/x
  3. Step 3: Cross multiply
    106,518.60x = 146,995.56 × 58,771.94
  4. Step 4: Simplify right side
    106,518.60x = 8,639,213,938.73
  5. Step 5: Solve for x
    x = 8,639,213,938.73/106,518.60
  6. Step 6: Final answer
    x = 81,105.21

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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.