Home / 106,518.23-146,995.04-58,771.57

Finding the Fourth Proportional to 106,518.23, 146,995.04 and 58,771.57

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Solution

The fourth proportional to 106,518.23, 146,995.04 and 58,771.57 is: 81,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,518.23 : 146,995.04 = 58,771.57 : x
  2. Step 2: Convert to fraction form
    106,518.23/146,995.04 = 58,771.57/x
  3. Step 3: Cross multiply
    106,518.23x = 146,995.04 × 58,771.57
  4. Step 4: Simplify right side
    106,518.23x = 8,639,128,768.60
  5. Step 5: Solve for x
    x = 8,639,128,768.60/106,518.23
  6. Step 6: Final answer
    x = 81,104.70

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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.