Home / 98,475.84-135,906.66-58,202.64

Finding the Fourth Proportional to 98,475.84, 135,906.66 and 58,202.64

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Solution

The fourth proportional to 98,475.84, 135,906.66 and 58,202.64 is: 80,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,475.84 : 135,906.66 = 58,202.64 : x
  2. Step 2: Convert to fraction form
    98,475.84/135,906.66 = 58,202.64/x
  3. Step 3: Cross multiply
    98,475.84x = 135,906.66 × 58,202.64
  4. Step 4: Simplify right side
    98,475.84x = 7,910,126,405.58
  5. Step 5: Solve for x
    x = 7,910,126,405.58/98,475.84
  6. Step 6: Final answer
    x = 80,325.55

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1.5x scale

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.