Home / 253,834.53-350,450.88-163,347.72

Finding the Fourth Proportional to 253,834.53, 350,450.88 and 163,347.72

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Solution

The fourth proportional to 253,834.53, 350,450.88 and 163,347.72 is: 225,522.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,834.53 : 350,450.88 = 163,347.72 : x
  2. Step 2: Convert to fraction form
    253,834.53/350,450.88 = 163,347.72/x
  3. Step 3: Cross multiply
    253,834.53x = 350,450.88 × 163,347.72
  4. Step 4: Simplify right side
    253,834.53x = 57,245,352,219.99
  5. Step 5: Solve for x
    x = 57,245,352,219.99/253,834.53
  6. Step 6: Final answer
    x = 225,522.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.