Home / 351,559.76-527,405.24-115,068.51

Finding the Fourth Proportional to 351,559.76, 527,405.24 and 115,068.51

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Solution

The fourth proportional to 351,559.76, 527,405.24 and 115,068.51 is: 172,624.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,559.76 : 527,405.24 = 115,068.51 : x
  2. Step 2: Convert to fraction form
    351,559.76/527,405.24 = 115,068.51/x
  3. Step 3: Cross multiply
    351,559.76x = 527,405.24 × 115,068.51
  4. Step 4: Simplify right side
    351,559.76x = 60,687,735,420.66
  5. Step 5: Solve for x
    x = 60,687,735,420.66/351,559.76
  6. Step 6: Final answer
    x = 172,624.24

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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.