Home / 351,089.20-526,688.43-114,376.78

Finding the Fourth Proportional to 351,089.20, 526,688.43 and 114,376.78

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Solution

The fourth proportional to 351,089.20, 526,688.43 and 114,376.78 is: 171,582.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,089.20 : 526,688.43 = 114,376.78 : x
  2. Step 2: Convert to fraction form
    351,089.20/526,688.43 = 114,376.78/x
  3. Step 3: Cross multiply
    351,089.20x = 526,688.43 × 114,376.78
  4. Step 4: Simplify right side
    351,089.20x = 60,240,926,686.66
  5. Step 5: Solve for x
    x = 60,240,926,686.66/351,089.20
  6. Step 6: Final answer
    x = 171,582.97

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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.