Home / 175,654.63-263,481.34-42,534.78

Finding the Fourth Proportional to 175,654.63, 263,481.34 and 42,534.78

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Solution

The fourth proportional to 175,654.63, 263,481.34 and 42,534.78 is: 63,802.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,654.63 : 263,481.34 = 42,534.78 : x
  2. Step 2: Convert to fraction form
    175,654.63/263,481.34 = 42,534.78/x
  3. Step 3: Cross multiply
    175,654.63x = 263,481.34 × 42,534.78
  4. Step 4: Simplify right side
    175,654.63x = 11,207,120,831.01
  5. Step 5: Solve for x
    x = 11,207,120,831.01/175,654.63
  6. Step 6: Final answer
    x = 63,802.02

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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.