Home / 351,046.20-526,623.90-114,333.78

Finding the Fourth Proportional to 351,046.20, 526,623.90 and 114,333.78

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Solution

The fourth proportional to 351,046.20, 526,623.90 and 114,333.78 is: 171,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,046.20 : 526,623.90 = 114,333.78 : x
  2. Step 2: Convert to fraction form
    351,046.20/526,623.90 = 114,333.78/x
  3. Step 3: Cross multiply
    351,046.20x = 526,623.90 × 114,333.78
  4. Step 4: Simplify right side
    351,046.20x = 60,210,901,125.34
  5. Step 5: Solve for x
    x = 60,210,901,125.34/351,046.20
  6. Step 6: Final answer
    x = 171,518.45

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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.