Home / 89,860.60-124,007.27-49,576.87

Finding the Fourth Proportional to 89,860.60, 124,007.27 and 49,576.87

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Solution

The fourth proportional to 89,860.60, 124,007.27 and 49,576.87 is: 68,415.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,860.60 : 124,007.27 = 49,576.87 : x
  2. Step 2: Convert to fraction form
    89,860.60/124,007.27 = 49,576.87/x
  3. Step 3: Cross multiply
    89,860.60x = 124,007.27 × 49,576.87
  4. Step 4: Simplify right side
    89,860.60x = 6,147,892,303.84
  5. Step 5: Solve for x
    x = 6,147,892,303.84/89,860.60
  6. Step 6: Final answer
    x = 68,415.88

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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.