Home / 271,271.62-374,432.79-163,823.50

Finding the Fourth Proportional to 271,271.62, 374,432.79 and 163,823.50

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Solution

The fourth proportional to 271,271.62, 374,432.79 and 163,823.50 is: 226,123.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,271.62 : 374,432.79 = 163,823.50 : x
  2. Step 2: Convert to fraction form
    271,271.62/374,432.79 = 163,823.50/x
  3. Step 3: Cross multiply
    271,271.62x = 374,432.79 × 163,823.50
  4. Step 4: Simplify right side
    271,271.62x = 61,340,890,172.57
  5. Step 5: Solve for x
    x = 61,340,890,172.57/271,271.62
  6. Step 6: Final answer
    x = 226,123.51

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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.