Home / 114,136.16-171,138.40-35,229.28

Finding the Fourth Proportional to 114,136.16, 171,138.40 and 35,229.28

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Solution

The fourth proportional to 114,136.16, 171,138.40 and 35,229.28 is: 52,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,136.16 : 171,138.40 = 35,229.28 : x
  2. Step 2: Convert to fraction form
    114,136.16/171,138.40 = 35,229.28/x
  3. Step 3: Cross multiply
    114,136.16x = 171,138.40 × 35,229.28
  4. Step 4: Simplify right side
    114,136.16x = 6,029,082,612.35
  5. Step 5: Solve for x
    x = 6,029,082,612.35/114,136.16
  6. Step 6: Final answer
    x = 52,823.60

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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.