Home / 232,600.14-320,949.81-137,125.31

Finding the Fourth Proportional to 232,600.14, 320,949.81 and 137,125.31

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Solution

The fourth proportional to 232,600.14, 320,949.81 and 137,125.31 is: 189,210.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,600.14 : 320,949.81 = 137,125.31 : x
  2. Step 2: Convert to fraction form
    232,600.14/320,949.81 = 137,125.31/x
  3. Step 3: Cross multiply
    232,600.14x = 320,949.81 × 137,125.31
  4. Step 4: Simplify right side
    232,600.14x = 44,010,340,585.94
  5. Step 5: Solve for x
    x = 44,010,340,585.94/232,600.14
  6. Step 6: Final answer
    x = 189,210.29

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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.