Home / 107,433.60-148,249.68-62,114.49

Finding the Fourth Proportional to 107,433.60, 148,249.68 and 62,114.49

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Solution

The fourth proportional to 107,433.60, 148,249.68 and 62,114.49 is: 85,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,433.60 : 148,249.68 = 62,114.49 : x
  2. Step 2: Convert to fraction form
    107,433.60/148,249.68 = 62,114.49/x
  3. Step 3: Cross multiply
    107,433.60x = 148,249.68 × 62,114.49
  4. Step 4: Simplify right side
    107,433.60x = 9,208,452,955.29
  5. Step 5: Solve for x
    x = 9,208,452,955.29/107,433.60
  6. Step 6: Final answer
    x = 85,712.97

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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.