Home / 175,603.53-263,485.26-74,429.31

Finding the Fourth Proportional to 175,603.53, 263,485.26 and 74,429.31

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Solution

The fourth proportional to 175,603.53, 263,485.26 and 74,429.31 is: 111,677.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,603.53 : 263,485.26 = 74,429.31 : x
  2. Step 2: Convert to fraction form
    175,603.53/263,485.26 = 74,429.31/x
  3. Step 3: Cross multiply
    175,603.53x = 263,485.26 × 74,429.31
  4. Step 4: Simplify right side
    175,603.53x = 19,611,026,096.97
  5. Step 5: Solve for x
    x = 19,611,026,096.97/175,603.53
  6. Step 6: Final answer
    x = 111,677.86

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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.