Home / 216,439.35-298,769.67-193,738.29

Finding the Fourth Proportional to 216,439.35, 298,769.67 and 193,738.29

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Solution

The fourth proportional to 216,439.35, 298,769.67 and 193,738.29 is: 267,433.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,439.35 : 298,769.67 = 193,738.29 : x
  2. Step 2: Convert to fraction form
    216,439.35/298,769.67 = 193,738.29/x
  3. Step 3: Cross multiply
    216,439.35x = 298,769.67 × 193,738.29
  4. Step 4: Simplify right side
    216,439.35x = 57,883,124,969.66
  5. Step 5: Solve for x
    x = 57,883,124,969.66/216,439.35
  6. Step 6: Final answer
    x = 267,433.46

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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.