Home / 63,099.40-87,083.31-47,156.17

Finding the Fourth Proportional to 63,099.40, 87,083.31 and 47,156.17

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Solution

The fourth proportional to 63,099.40, 87,083.31 and 47,156.17 is: 65,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,099.40 : 87,083.31 = 47,156.17 : x
  2. Step 2: Convert to fraction form
    63,099.40/87,083.31 = 47,156.17/x
  3. Step 3: Cross multiply
    63,099.40x = 87,083.31 × 47,156.17
  4. Step 4: Simplify right side
    63,099.40x = 4,106,515,370.52
  5. Step 5: Solve for x
    x = 4,106,515,370.52/63,099.40
  6. Step 6: Final answer
    x = 65,080.10

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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.