Home / 91,347.36-137,021.10-24,787.50

Finding the Fourth Proportional to 91,347.36, 137,021.10 and 24,787.50

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Solution

The fourth proportional to 91,347.36, 137,021.10 and 24,787.50 is: 37,181.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,347.36 : 137,021.10 = 24,787.50 : x
  2. Step 2: Convert to fraction form
    91,347.36/137,021.10 = 24,787.50/x
  3. Step 3: Cross multiply
    91,347.36x = 137,021.10 × 24,787.50
  4. Step 4: Simplify right side
    91,347.36x = 3,396,410,516.25
  5. Step 5: Solve for x
    x = 3,396,410,516.25/91,347.36
  6. Step 6: Final answer
    x = 37,181.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.