Home / 107,768.16-148,724.68-60,021.52

Finding the Fourth Proportional to 107,768.16, 148,724.68 and 60,021.52

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Solution

The fourth proportional to 107,768.16, 148,724.68 and 60,021.52 is: 82,832.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,768.16 : 148,724.68 = 60,021.52 : x
  2. Step 2: Convert to fraction form
    107,768.16/148,724.68 = 60,021.52/x
  3. Step 3: Cross multiply
    107,768.16x = 148,724.68 × 60,021.52
  4. Step 4: Simplify right side
    107,768.16x = 8,926,681,355.11
  5. Step 5: Solve for x
    x = 8,926,681,355.11/107,768.16
  6. Step 6: Final answer
    x = 82,832.27

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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.