Home / 63,319.31-87,780.24-59,948.63

Finding the Fourth Proportional to 63,319.31, 87,780.24 and 59,948.63

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Solution

The fourth proportional to 63,319.31, 87,780.24 and 59,948.63 is: 83,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,319.31 : 87,780.24 = 59,948.63 : x
  2. Step 2: Convert to fraction form
    63,319.31/87,780.24 = 59,948.63/x
  3. Step 3: Cross multiply
    63,319.31x = 87,780.24 × 59,948.63
  4. Step 4: Simplify right side
    63,319.31x = 5,262,305,129.07
  5. Step 5: Solve for x
    x = 5,262,305,129.07/63,319.31
  6. Step 6: Final answer
    x = 83,107.43

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.