Home / 166,681.48-230,020.02-91,229.32

Finding the Fourth Proportional to 166,681.48, 230,020.02 and 91,229.32

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Solution

The fourth proportional to 166,681.48, 230,020.02 and 91,229.32 is: 125,896.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,681.48 : 230,020.02 = 91,229.32 : x
  2. Step 2: Convert to fraction form
    166,681.48/230,020.02 = 91,229.32/x
  3. Step 3: Cross multiply
    166,681.48x = 230,020.02 × 91,229.32
  4. Step 4: Simplify right side
    166,681.48x = 20,984,570,010.99
  5. Step 5: Solve for x
    x = 20,984,570,010.99/166,681.48
  6. Step 6: Final answer
    x = 125,896.23

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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.