Home / 91,982.36-126,946.14-51,150.53

Finding the Fourth Proportional to 91,982.36, 126,946.14 and 51,150.53

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Solution

The fourth proportional to 91,982.36, 126,946.14 and 51,150.53 is: 70,593.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,982.36 : 126,946.14 = 51,150.53 : x
  2. Step 2: Convert to fraction form
    91,982.36/126,946.14 = 51,150.53/x
  3. Step 3: Cross multiply
    91,982.36x = 126,946.14 × 51,150.53
  4. Step 4: Simplify right side
    91,982.36x = 6,493,362,342.45
  5. Step 5: Solve for x
    x = 6,493,362,342.45/91,982.36
  6. Step 6: Final answer
    x = 70,593.56

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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.