Home / 68,130.43-94,024.41-37,915.66

Finding the Fourth Proportional to 68,130.43, 94,024.41 and 37,915.66

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Solution

The fourth proportional to 68,130.43, 94,024.41 and 37,915.66 is: 52,326.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,130.43 : 94,024.41 = 37,915.66 : x
  2. Step 2: Convert to fraction form
    68,130.43/94,024.41 = 37,915.66/x
  3. Step 3: Cross multiply
    68,130.43x = 94,024.41 × 37,915.66
  4. Step 4: Simplify right side
    68,130.43x = 3,564,997,820.97
  5. Step 5: Solve for x
    x = 3,564,997,820.97/68,130.43
  6. Step 6: Final answer
    x = 52,326.07

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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.