Home / 63,719.25-87,932.67-35,424.95

Finding the Fourth Proportional to 63,719.25, 87,932.67 and 35,424.95

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Solution

The fourth proportional to 63,719.25, 87,932.67 and 35,424.95 is: 48,886.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,719.25 : 87,932.67 = 35,424.95 : x
  2. Step 2: Convert to fraction form
    63,719.25/87,932.67 = 35,424.95/x
  3. Step 3: Cross multiply
    63,719.25x = 87,932.67 × 35,424.95
  4. Step 4: Simplify right side
    63,719.25x = 3,115,009,998.45
  5. Step 5: Solve for x
    x = 3,115,009,998.45/63,719.25
  6. Step 6: Final answer
    x = 48,886.48

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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.