Home / 63,974.09-88,284.40-35,681.60

Finding the Fourth Proportional to 63,974.09, 88,284.40 and 35,681.60

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Solution

The fourth proportional to 63,974.09, 88,284.40 and 35,681.60 is: 49,240.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,974.09 : 88,284.40 = 35,681.60 : x
  2. Step 2: Convert to fraction form
    63,974.09/88,284.40 = 35,681.60/x
  3. Step 3: Cross multiply
    63,974.09x = 88,284.40 × 35,681.60
  4. Step 4: Simplify right side
    63,974.09x = 3,150,128,647.04
  5. Step 5: Solve for x
    x = 3,150,128,647.04/63,974.09
  6. Step 6: Final answer
    x = 49,240.69

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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.