Home / 109,770.55-151,481.40-62,022.88

Finding the Fourth Proportional to 109,770.55, 151,481.40 and 62,022.88

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Solution

The fourth proportional to 109,770.55, 151,481.40 and 62,022.88 is: 85,590.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,770.55 : 151,481.40 = 62,022.88 : x
  2. Step 2: Convert to fraction form
    109,770.55/151,481.40 = 62,022.88/x
  3. Step 3: Cross multiply
    109,770.55x = 151,481.40 × 62,022.88
  4. Step 4: Simplify right side
    109,770.55x = 9,395,312,055.75
  5. Step 5: Solve for x
    x = 9,395,312,055.75/109,770.55
  6. Step 6: Final answer
    x = 85,590.46

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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.