Home / 61,786.07-85,264.69-33,491.75

Finding the Fourth Proportional to 61,786.07, 85,264.69 and 33,491.75

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Solution

The fourth proportional to 61,786.07, 85,264.69 and 33,491.75 is: 46,218.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,786.07 : 85,264.69 = 33,491.75 : x
  2. Step 2: Convert to fraction form
    61,786.07/85,264.69 = 33,491.75/x
  3. Step 3: Cross multiply
    61,786.07x = 85,264.69 × 33,491.75
  4. Step 4: Simplify right side
    61,786.07x = 2,855,663,681.31
  5. Step 5: Solve for x
    x = 2,855,663,681.31/61,786.07
  6. Step 6: Final answer
    x = 46,218.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.