Home / 55,505.52-76,530.60-38,524.14

Finding the Fourth Proportional to 55,505.52, 76,530.60 and 38,524.14

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Solution

The fourth proportional to 55,505.52, 76,530.60 and 38,524.14 is: 53,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,505.52 : 76,530.60 = 38,524.14 : x
  2. Step 2: Convert to fraction form
    55,505.52/76,530.60 = 38,524.14/x
  3. Step 3: Cross multiply
    55,505.52x = 76,530.60 × 38,524.14
  4. Step 4: Simplify right side
    55,505.52x = 2,948,275,548.68
  5. Step 5: Solve for x
    x = 2,948,275,548.68/55,505.52
  6. Step 6: Final answer
    x = 53,116.80

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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.