Home / 57,468.54-86,204.25-15,915.90

Finding the Fourth Proportional to 57,468.54, 86,204.25 and 15,915.90

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Solution

The fourth proportional to 57,468.54, 86,204.25 and 15,915.90 is: 23,874.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,468.54 : 86,204.25 = 15,915.90 : x
  2. Step 2: Convert to fraction form
    57,468.54/86,204.25 = 15,915.90/x
  3. Step 3: Cross multiply
    57,468.54x = 86,204.25 × 15,915.90
  4. Step 4: Simplify right side
    57,468.54x = 1,372,018,222.58
  5. Step 5: Solve for x
    x = 1,372,018,222.58/57,468.54
  6. Step 6: Final answer
    x = 23,874.25

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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.