Home / 107,451.77-148,274.76-62,132.69

Finding the Fourth Proportional to 107,451.77, 148,274.76 and 62,132.69

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Solution

The fourth proportional to 107,451.77, 148,274.76 and 62,132.69 is: 85,738.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,451.77 : 148,274.76 = 62,132.69 : x
  2. Step 2: Convert to fraction form
    107,451.77/148,274.76 = 62,132.69/x
  3. Step 3: Cross multiply
    107,451.77x = 148,274.76 × 62,132.69
  4. Step 4: Simplify right side
    107,451.77x = 9,212,708,956.53
  5. Step 5: Solve for x
    x = 9,212,708,956.53/107,451.77
  6. Step 6: Final answer
    x = 85,738.09

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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.