Home / 41,186.32-61,780.51-11,603.05

Finding the Fourth Proportional to 41,186.32, 61,780.51 and 11,603.05

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Solution

The fourth proportional to 41,186.32, 61,780.51 and 11,603.05 is: 17,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,186.32 : 61,780.51 = 11,603.05 : x
  2. Step 2: Convert to fraction form
    41,186.32/61,780.51 = 11,603.05/x
  3. Step 3: Cross multiply
    41,186.32x = 61,780.51 × 11,603.05
  4. Step 4: Simplify right side
    41,186.32x = 716,842,141.34
  5. Step 5: Solve for x
    x = 716,842,141.34/41,186.32
  6. Step 6: Final answer
    x = 17,404.86

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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.