Home / 311,140.72-466,863.50-111,476.53

Finding the Fourth Proportional to 311,140.72, 466,863.50 and 111,476.53

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Solution

The fourth proportional to 311,140.72, 466,863.50 and 111,476.53 is: 167,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,140.72 : 466,863.50 = 111,476.53 : x
  2. Step 2: Convert to fraction form
    311,140.72/466,863.50 = 111,476.53/x
  3. Step 3: Cross multiply
    311,140.72x = 466,863.50 × 111,476.53
  4. Step 4: Simplify right side
    311,140.72x = 52,044,322,963.66
  5. Step 5: Solve for x
    x = 52,044,322,963.66/311,140.72
  6. Step 6: Final answer
    x = 167,269.40

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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.