Home / 91,933.47-126,869.91-51,101.43

Finding the Fourth Proportional to 91,933.47, 126,869.91 and 51,101.43

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Solution

The fourth proportional to 91,933.47, 126,869.91 and 51,101.43 is: 70,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,933.47 : 126,869.91 = 51,101.43 : x
  2. Step 2: Convert to fraction form
    91,933.47/126,869.91 = 51,101.43/x
  3. Step 3: Cross multiply
    91,933.47x = 126,869.91 × 51,101.43
  4. Step 4: Simplify right side
    91,933.47x = 6,483,233,824.97
  5. Step 5: Solve for x
    x = 6,483,233,824.97/91,933.47
  6. Step 6: Final answer
    x = 70,520.93

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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.