Home / 88,204.33-121,741.14-54,242.02

Finding the Fourth Proportional to 88,204.33, 121,741.14 and 54,242.02

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Solution

The fourth proportional to 88,204.33, 121,741.14 and 54,242.02 is: 74,865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,204.33 : 121,741.14 = 54,242.02 : x
  2. Step 2: Convert to fraction form
    88,204.33/121,741.14 = 54,242.02/x
  3. Step 3: Cross multiply
    88,204.33x = 121,741.14 × 54,242.02
  4. Step 4: Simplify right side
    88,204.33x = 6,603,485,350.70
  5. Step 5: Solve for x
    x = 6,603,485,350.70/88,204.33
  6. Step 6: Final answer
    x = 74,865.77

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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.