Home / 66,837.65-100,240.07-29,407.14

Finding the Fourth Proportional to 66,837.65, 100,240.07 and 29,407.14

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Solution

The fourth proportional to 66,837.65, 100,240.07 and 29,407.14 is: 44,103.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,837.65 : 100,240.07 = 29,407.14 : x
  2. Step 2: Convert to fraction form
    66,837.65/100,240.07 = 29,407.14/x
  3. Step 3: Cross multiply
    66,837.65x = 100,240.07 × 29,407.14
  4. Step 4: Simplify right side
    66,837.65x = 2,947,773,625.06
  5. Step 5: Solve for x
    x = 2,947,773,625.06/66,837.65
  6. Step 6: Final answer
    x = 44,103.49

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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.