Home / 39,943.81-59,917.97-10,360.86

Finding the Fourth Proportional to 39,943.81, 59,917.97 and 10,360.86

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Solution

The fourth proportional to 39,943.81, 59,917.97 and 10,360.86 is: 15,541.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,943.81 : 59,917.97 = 10,360.86 : x
  2. Step 2: Convert to fraction form
    39,943.81/59,917.97 = 10,360.86/x
  3. Step 3: Cross multiply
    39,943.81x = 59,917.97 × 10,360.86
  4. Step 4: Simplify right side
    39,943.81x = 620,801,698.65
  5. Step 5: Solve for x
    x = 620,801,698.65/39,943.81
  6. Step 6: Final answer
    x = 15,541.87

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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.