Home / 351,188.10-526,655.79-151,422.66

Finding the Fourth Proportional to 351,188.10, 526,655.79 and 151,422.66

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Solution

The fourth proportional to 351,188.10, 526,655.79 and 151,422.66 is: 227,079.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,188.10 : 526,655.79 = 151,422.66 : x
  2. Step 2: Convert to fraction form
    351,188.10/526,655.79 = 151,422.66/x
  3. Step 3: Cross multiply
    351,188.10x = 526,655.79 × 151,422.66
  4. Step 4: Simplify right side
    351,188.10x = 79,747,620,626.20
  5. Step 5: Solve for x
    x = 79,747,620,626.20/351,188.10
  6. Step 6: Final answer
    x = 227,079.51

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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.