Home / 53,915.94-74,408.76-32,706.90

Finding the Fourth Proportional to 53,915.94, 74,408.76 and 32,706.90

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Solution

The fourth proportional to 53,915.94, 74,408.76 and 32,706.90 is: 45,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,915.94 : 74,408.76 = 32,706.90 : x
  2. Step 2: Convert to fraction form
    53,915.94/74,408.76 = 32,706.90/x
  3. Step 3: Cross multiply
    53,915.94x = 74,408.76 × 32,706.90
  4. Step 4: Simplify right side
    53,915.94x = 2,433,679,872.44
  5. Step 5: Solve for x
    x = 2,433,679,872.44/53,915.94
  6. Step 6: Final answer
    x = 45,138.41

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1.5x scale

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.