Home / 61,293.74-91,943.70-16,919.50

Finding the Fourth Proportional to 61,293.74, 91,943.70 and 16,919.50

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Solution

The fourth proportional to 61,293.74, 91,943.70 and 16,919.50 is: 25,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,293.74 : 91,943.70 = 16,919.50 : x
  2. Step 2: Convert to fraction form
    61,293.74/91,943.70 = 16,919.50/x
  3. Step 3: Cross multiply
    61,293.74x = 91,943.70 × 16,919.50
  4. Step 4: Simplify right side
    61,293.74x = 1,555,641,432.15
  5. Step 5: Solve for x
    x = 1,555,641,432.15/61,293.74
  6. Step 6: Final answer
    x = 25,380.10

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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.