Home / 63,274.66-87,316.32-36,398.86

Finding the Fourth Proportional to 63,274.66, 87,316.32 and 36,398.86

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Solution

The fourth proportional to 63,274.66, 87,316.32 and 36,398.86 is: 50,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,274.66 : 87,316.32 = 36,398.86 : x
  2. Step 2: Convert to fraction form
    63,274.66/87,316.32 = 36,398.86/x
  3. Step 3: Cross multiply
    63,274.66x = 87,316.32 × 36,398.86
  4. Step 4: Simplify right side
    63,274.66x = 3,178,214,507.40
  5. Step 5: Solve for x
    x = 3,178,214,507.40/63,274.66
  6. Step 6: Final answer
    x = 50,228.87

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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.