Home / 114,990.62-172,280.72-62,366.54

Finding the Fourth Proportional to 114,990.62, 172,280.72 and 62,366.54

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Solution

The fourth proportional to 114,990.62, 172,280.72 and 62,366.54 is: 93,438.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,990.62 : 172,280.72 = 62,366.54 : x
  2. Step 2: Convert to fraction form
    114,990.62/172,280.72 = 62,366.54/x
  3. Step 3: Cross multiply
    114,990.62x = 172,280.72 × 62,366.54
  4. Step 4: Simplify right side
    114,990.62x = 10,744,552,415.11
  5. Step 5: Solve for x
    x = 10,744,552,415.11/114,990.62
  6. Step 6: Final answer
    x = 93,438.51

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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.