Home / 71,917.74-107,877.51-27,547.16

Finding the Fourth Proportional to 71,917.74, 107,877.51 and 27,547.16

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Solution

The fourth proportional to 71,917.74, 107,877.51 and 27,547.16 is: 41,321.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,917.74 : 107,877.51 = 27,547.16 : x
  2. Step 2: Convert to fraction form
    71,917.74/107,877.51 = 27,547.16/x
  3. Step 3: Cross multiply
    71,917.74x = 107,877.51 × 27,547.16
  4. Step 4: Simplify right side
    71,917.74x = 2,971,718,488.98
  5. Step 5: Solve for x
    x = 2,971,718,488.98/71,917.74
  6. Step 6: Final answer
    x = 41,321.08

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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.