Home / 182,191.15-251,356.01-105,667.34

Finding the Fourth Proportional to 182,191.15, 251,356.01 and 105,667.34

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Solution

The fourth proportional to 182,191.15, 251,356.01 and 105,667.34 is: 145,781.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,191.15 : 251,356.01 = 105,667.34 : x
  2. Step 2: Convert to fraction form
    182,191.15/251,356.01 = 105,667.34/x
  3. Step 3: Cross multiply
    182,191.15x = 251,356.01 × 105,667.34
  4. Step 4: Simplify right side
    182,191.15x = 26,560,119,778.98
  5. Step 5: Solve for x
    x = 26,560,119,778.98/182,191.15
  6. Step 6: Final answer
    x = 145,781.61

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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.