Home / 41,087.42-61,640.34-13,009.15

Finding the Fourth Proportional to 41,087.42, 61,640.34 and 13,009.15

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Solution

The fourth proportional to 41,087.42, 61,640.34 and 13,009.15 is: 19,516.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,087.42 : 61,640.34 = 13,009.15 : x
  2. Step 2: Convert to fraction form
    41,087.42/61,640.34 = 13,009.15/x
  3. Step 3: Cross multiply
    41,087.42x = 61,640.34 × 13,009.15
  4. Step 4: Simplify right side
    41,087.42x = 801,888,275.01
  5. Step 5: Solve for x
    x = 801,888,275.01/41,087.42
  6. Step 6: Final answer
    x = 19,516.64

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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.