Home / 106,172.08-146,523.52-60,857.60

Finding the Fourth Proportional to 106,172.08, 146,523.52 and 60,857.60

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Solution

The fourth proportional to 106,172.08, 146,523.52 and 60,857.60 is: 83,986.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,172.08 : 146,523.52 = 60,857.60 : x
  2. Step 2: Convert to fraction form
    106,172.08/146,523.52 = 60,857.60/x
  3. Step 3: Cross multiply
    106,172.08x = 146,523.52 × 60,857.60
  4. Step 4: Simplify right side
    106,172.08x = 8,917,069,770.75
  5. Step 5: Solve for x
    x = 8,917,069,770.75/106,172.08
  6. Step 6: Final answer
    x = 83,986.96

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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.