Home / 233,561.68-322,315.09-126,131.69

Finding the Fourth Proportional to 233,561.68, 322,315.09 and 126,131.69

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Solution

The fourth proportional to 233,561.68, 322,315.09 and 126,131.69 is: 174,061.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,561.68 : 322,315.09 = 126,131.69 : x
  2. Step 2: Convert to fraction form
    233,561.68/322,315.09 = 126,131.69/x
  3. Step 3: Cross multiply
    233,561.68x = 322,315.09 × 126,131.69
  4. Step 4: Simplify right side
    233,561.68x = 40,654,147,504.66
  5. Step 5: Solve for x
    x = 40,654,147,504.66/233,561.68
  6. Step 6: Final answer
    x = 174,061.72

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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.