Home / 168,778.14-233,014.89-105,202.05

Finding the Fourth Proportional to 168,778.14, 233,014.89 and 105,202.05

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Solution

The fourth proportional to 168,778.14, 233,014.89 and 105,202.05 is: 145,241.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,778.14 : 233,014.89 = 105,202.05 : x
  2. Step 2: Convert to fraction form
    168,778.14/233,014.89 = 105,202.05/x
  3. Step 3: Cross multiply
    168,778.14x = 233,014.89 × 105,202.05
  4. Step 4: Simplify right side
    168,778.14x = 24,513,644,108.52
  5. Step 5: Solve for x
    x = 24,513,644,108.52/168,778.14
  6. Step 6: Final answer
    x = 145,241.82

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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.