Home / 192,449.70-265,572.23-105,233.20

Finding the Fourth Proportional to 192,449.70, 265,572.23 and 105,233.20

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Solution

The fourth proportional to 192,449.70, 265,572.23 and 105,233.20 is: 145,217.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,449.70 : 265,572.23 = 105,233.20 : x
  2. Step 2: Convert to fraction form
    192,449.70/265,572.23 = 105,233.20/x
  3. Step 3: Cross multiply
    192,449.70x = 265,572.23 × 105,233.20
  4. Step 4: Simplify right side
    192,449.70x = 27,947,014,403.94
  5. Step 5: Solve for x
    x = 27,947,014,403.94/192,449.70
  6. Step 6: Final answer
    x = 145,217.24

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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.