Home / 185,795.88-256,504.53-122,318.19

Finding the Fourth Proportional to 185,795.88, 256,504.53 and 122,318.19

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Solution

The fourth proportional to 185,795.88, 256,504.53 and 122,318.19 is: 168,869.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,795.88 : 256,504.53 = 122,318.19 : x
  2. Step 2: Convert to fraction form
    185,795.88/256,504.53 = 122,318.19/x
  3. Step 3: Cross multiply
    185,795.88x = 256,504.53 × 122,318.19
  4. Step 4: Simplify right side
    185,795.88x = 31,375,169,836.40
  5. Step 5: Solve for x
    x = 31,375,169,836.40/185,795.88
  6. Step 6: Final answer
    x = 168,869.03

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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.