Home / 351,088.20-526,686.93-114,375.78

Finding the Fourth Proportional to 351,088.20, 526,686.93 and 114,375.78

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Solution

The fourth proportional to 351,088.20, 526,686.93 and 114,375.78 is: 171,581.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,088.20 : 526,686.93 = 114,375.78 : x
  2. Step 2: Convert to fraction form
    351,088.20/526,686.93 = 114,375.78/x
  3. Step 3: Cross multiply
    351,088.20x = 526,686.93 × 114,375.78
  4. Step 4: Simplify right side
    351,088.20x = 60,240,228,434.56
  5. Step 5: Solve for x
    x = 60,240,228,434.56/351,088.20
  6. Step 6: Final answer
    x = 171,581.47

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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.