Home / 91,889.44-126,771.24-53,101.66

Finding the Fourth Proportional to 91,889.44, 126,771.24 and 53,101.66

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Solution

The fourth proportional to 91,889.44, 126,771.24 and 53,101.66 is: 73,259.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,889.44 : 126,771.24 = 53,101.66 : x
  2. Step 2: Convert to fraction form
    91,889.44/126,771.24 = 53,101.66/x
  3. Step 3: Cross multiply
    91,889.44x = 126,771.24 × 53,101.66
  4. Step 4: Simplify right side
    91,889.44x = 6,731,763,284.26
  5. Step 5: Solve for x
    x = 6,731,763,284.26/91,889.44
  6. Step 6: Final answer
    x = 73,259.38

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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.