Home / 73,027.20-108,896.50-70,425.35

Finding the Fourth Proportional to 73,027.20, 108,896.50 and 70,425.35

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Solution

The fourth proportional to 73,027.20, 108,896.50 and 70,425.35 is: 105,016.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,027.20 : 108,896.50 = 70,425.35 : x
  2. Step 2: Convert to fraction form
    73,027.20/108,896.50 = 70,425.35/x
  3. Step 3: Cross multiply
    73,027.20x = 108,896.50 × 70,425.35
  4. Step 4: Simplify right side
    73,027.20x = 7,669,073,774.15
  5. Step 5: Solve for x
    x = 7,669,073,774.15/73,027.20
  6. Step 6: Final answer
    x = 105,016.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.