Home / 232,569.08-320,948.69-130,616.61

Finding the Fourth Proportional to 232,569.08, 320,948.69 and 130,616.61

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Solution

The fourth proportional to 232,569.08, 320,948.69 and 130,616.61 is: 180,252.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,569.08 : 320,948.69 = 130,616.61 : x
  2. Step 2: Convert to fraction form
    232,569.08/320,948.69 = 130,616.61/x
  3. Step 3: Cross multiply
    232,569.08x = 320,948.69 × 130,616.61
  4. Step 4: Simplify right side
    232,569.08x = 41,921,229,871.74
  5. Step 5: Solve for x
    x = 41,921,229,871.74/232,569.08
  6. Step 6: Final answer
    x = 180,252.81

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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.