Home / 91,505.48-126,259.61-57,494.26

Finding the Fourth Proportional to 91,505.48, 126,259.61 and 57,494.26

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Solution

The fourth proportional to 91,505.48, 126,259.61 and 57,494.26 is: 79,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,505.48 : 126,259.61 = 57,494.26 : x
  2. Step 2: Convert to fraction form
    91,505.48/126,259.61 = 57,494.26/x
  3. Step 3: Cross multiply
    91,505.48x = 126,259.61 × 57,494.26
  4. Step 4: Simplify right side
    91,505.48x = 7,259,202,844.84
  5. Step 5: Solve for x
    x = 7,259,202,844.84/91,505.48
  6. Step 6: Final answer
    x = 79,330.80

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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.