Home / 136,285.86-204,414.40-36,456.13

Finding the Fourth Proportional to 136,285.86, 204,414.40 and 36,456.13

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Solution

The fourth proportional to 136,285.86, 204,414.40 and 36,456.13 is: 54,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,285.86 : 204,414.40 = 36,456.13 : x
  2. Step 2: Convert to fraction form
    136,285.86/204,414.40 = 36,456.13/x
  3. Step 3: Cross multiply
    136,285.86x = 204,414.40 × 36,456.13
  4. Step 4: Simplify right side
    136,285.86x = 7,452,157,009.34
  5. Step 5: Solve for x
    x = 7,452,157,009.34/136,285.86
  6. Step 6: Final answer
    x = 54,680.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.