Home / 91,996.02-126,918.54-51,700.59

Finding the Fourth Proportional to 91,996.02, 126,918.54 and 51,700.59

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Solution

The fourth proportional to 91,996.02, 126,918.54 and 51,700.59 is: 71,326.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,996.02 : 126,918.54 = 51,700.59 : x
  2. Step 2: Convert to fraction form
    91,996.02/126,918.54 = 51,700.59/x
  3. Step 3: Cross multiply
    91,996.02x = 126,918.54 × 51,700.59
  4. Step 4: Simplify right side
    91,996.02x = 6,561,763,399.94
  5. Step 5: Solve for x
    x = 6,561,763,399.94/91,996.02
  6. Step 6: Final answer
    x = 71,326.60

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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.