Home / 185,793.24-256,500.90-122,315.57

Finding the Fourth Proportional to 185,793.24, 256,500.90 and 122,315.57

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Solution

The fourth proportional to 185,793.24, 256,500.90 and 122,315.57 is: 168,865.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,793.24 : 256,500.90 = 122,315.57 : x
  2. Step 2: Convert to fraction form
    185,793.24/256,500.90 = 122,315.57/x
  3. Step 3: Cross multiply
    185,793.24x = 256,500.90 × 122,315.57
  4. Step 4: Simplify right side
    185,793.24x = 31,374,052,506.51
  5. Step 5: Solve for x
    x = 31,374,052,506.51/185,793.24
  6. Step 6: Final answer
    x = 168,865.41

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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.