Home / 63,318.78-87,358.69-36,460.71

Finding the Fourth Proportional to 63,318.78, 87,358.69 and 36,460.71

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Solution

The fourth proportional to 63,318.78, 87,358.69 and 36,460.71 is: 50,303.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,318.78 : 87,358.69 = 36,460.71 : x
  2. Step 2: Convert to fraction form
    63,318.78/87,358.69 = 36,460.71/x
  3. Step 3: Cross multiply
    63,318.78x = 87,358.69 × 36,460.71
  4. Step 4: Simplify right side
    63,318.78x = 3,185,159,610.68
  5. Step 5: Solve for x
    x = 3,185,159,610.68/63,318.78
  6. Step 6: Final answer
    x = 50,303.56

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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.