Home / 101,518.44-152,277.18-67,713

Finding the Fourth Proportional to 101,518.44, 152,277.18 and 67,713

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Solution

The fourth proportional to 101,518.44, 152,277.18 and 67,713 is: 101,569.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,518.44 : 152,277.18 = 67,713 : x
  2. Step 2: Convert to fraction form
    101,518.44/152,277.18 = 67,713/x
  3. Step 3: Cross multiply
    101,518.44x = 152,277.18 × 67,713
  4. Step 4: Simplify right side
    101,518.44x = 10,311,144,689.34
  5. Step 5: Solve for x
    x = 10,311,144,689.34/101,518.44
  6. Step 6: Final answer
    x = 101,569.18

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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.