Home / 98,266.47-135,608.19-55,827.33

Finding the Fourth Proportional to 98,266.47, 135,608.19 and 55,827.33

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Solution

The fourth proportional to 98,266.47, 135,608.19 and 55,827.33 is: 77,041.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,266.47 : 135,608.19 = 55,827.33 : x
  2. Step 2: Convert to fraction form
    98,266.47/135,608.19 = 55,827.33/x
  3. Step 3: Cross multiply
    98,266.47x = 135,608.19 × 55,827.33
  4. Step 4: Simplify right side
    98,266.47x = 7,570,642,894.70
  5. Step 5: Solve for x
    x = 7,570,642,894.70/98,266.47
  6. Step 6: Final answer
    x = 77,041.97

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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.