Home / 182,191.65-251,356.70-105,667.84

Finding the Fourth Proportional to 182,191.65, 251,356.70 and 105,667.84

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Solution

The fourth proportional to 182,191.65, 251,356.70 and 105,667.84 is: 145,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,191.65 : 251,356.70 = 105,667.84 : x
  2. Step 2: Convert to fraction form
    182,191.65/251,356.70 = 105,667.84/x
  3. Step 3: Cross multiply
    182,191.65x = 251,356.70 × 105,667.84
  4. Step 4: Simplify right side
    182,191.65x = 26,560,318,301.74
  5. Step 5: Solve for x
    x = 26,560,318,301.74/182,191.65
  6. Step 6: Final answer
    x = 145,782.30

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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.