Home / 91,553.32-126,333.14-51,261.48

Finding the Fourth Proportional to 91,553.32, 126,333.14 and 51,261.48

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Solution

The fourth proportional to 91,553.32, 126,333.14 and 51,261.48 is: 70,735.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,553.32 : 126,333.14 = 51,261.48 : x
  2. Step 2: Convert to fraction form
    91,553.32/126,333.14 = 51,261.48/x
  3. Step 3: Cross multiply
    91,553.32x = 126,333.14 × 51,261.48
  4. Step 4: Simplify right side
    91,553.32x = 6,476,023,729.45
  5. Step 5: Solve for x
    x = 6,476,023,729.45/91,553.32
  6. Step 6: Final answer
    x = 70,735.00

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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.