Home / 63,212.60-87,236.04-36,355.12

Finding the Fourth Proportional to 63,212.60, 87,236.04 and 36,355.12

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Solution

The fourth proportional to 63,212.60, 87,236.04 and 36,355.12 is: 50,171.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,212.60 : 87,236.04 = 36,355.12 : x
  2. Step 2: Convert to fraction form
    63,212.60/87,236.04 = 36,355.12/x
  3. Step 3: Cross multiply
    63,212.60x = 87,236.04 × 36,355.12
  4. Step 4: Simplify right side
    63,212.60x = 3,171,476,702.52
  5. Step 5: Solve for x
    x = 3,171,476,702.52/63,212.60
  6. Step 6: Final answer
    x = 50,171.59

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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.