Home / 168,024.04-231,866.48-91,543.75

Finding the Fourth Proportional to 168,024.04, 231,866.48 and 91,543.75

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Solution

The fourth proportional to 168,024.04, 231,866.48 and 91,543.75 is: 126,326.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,024.04 : 231,866.48 = 91,543.75 : x
  2. Step 2: Convert to fraction form
    168,024.04/231,866.48 = 91,543.75/x
  3. Step 3: Cross multiply
    168,024.04x = 231,866.48 × 91,543.75
  4. Step 4: Simplify right side
    168,024.04x = 21,225,926,727.69
  5. Step 5: Solve for x
    x = 21,225,926,727.69/168,024.04
  6. Step 6: Final answer
    x = 126,326.73

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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.