Home / 97,768.16-134,850.35-89,727.73

Finding the Fourth Proportional to 97,768.16, 134,850.35 and 89,727.73

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Solution

The fourth proportional to 97,768.16, 134,850.35 and 89,727.73 is: 123,760.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,768.16 : 134,850.35 = 89,727.73 : x
  2. Step 2: Convert to fraction form
    97,768.16/134,850.35 = 89,727.73/x
  3. Step 3: Cross multiply
    97,768.16x = 134,850.35 × 89,727.73
  4. Step 4: Simplify right side
    97,768.16x = 12,099,815,682.40
  5. Step 5: Solve for x
    x = 12,099,815,682.40/97,768.16
  6. Step 6: Final answer
    x = 123,760.29

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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.