Home / 91,127.74-125,759.92-50,845.02

Finding the Fourth Proportional to 91,127.74, 125,759.92 and 50,845.02

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Solution

The fourth proportional to 91,127.74, 125,759.92 and 50,845.02 is: 70,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,127.74 : 125,759.92 = 50,845.02 : x
  2. Step 2: Convert to fraction form
    91,127.74/125,759.92 = 50,845.02/x
  3. Step 3: Cross multiply
    91,127.74x = 125,759.92 × 50,845.02
  4. Step 4: Simplify right side
    91,127.74x = 6,394,265,018.80
  5. Step 5: Solve for x
    x = 6,394,265,018.80/91,127.74
  6. Step 6: Final answer
    x = 70,168.15

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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.