Home / 63,276.32-87,318.56-36,419.69

Finding the Fourth Proportional to 63,276.32, 87,318.56 and 36,419.69

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Solution

The fourth proportional to 63,276.32, 87,318.56 and 36,419.69 is: 50,257.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,276.32 : 87,318.56 = 36,419.69 : x
  2. Step 2: Convert to fraction form
    63,276.32/87,318.56 = 36,419.69/x
  3. Step 3: Cross multiply
    63,276.32x = 87,318.56 × 36,419.69
  4. Step 4: Simplify right side
    63,276.32x = 3,180,114,704.35
  5. Step 5: Solve for x
    x = 3,180,114,704.35/63,276.32
  6. Step 6: Final answer
    x = 50,257.58

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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.