Home / 68,029.50-93,889.58-41,172.47

Finding the Fourth Proportional to 68,029.50, 93,889.58 and 41,172.47

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Solution

The fourth proportional to 68,029.50, 93,889.58 and 41,172.47 is: 56,823.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,029.50 : 93,889.58 = 41,172.47 : x
  2. Step 2: Convert to fraction form
    68,029.50/93,889.58 = 41,172.47/x
  3. Step 3: Cross multiply
    68,029.50x = 93,889.58 × 41,172.47
  4. Step 4: Simplify right side
    68,029.50x = 3,865,665,915.86
  5. Step 5: Solve for x
    x = 3,865,665,915.86/68,029.50
  6. Step 6: Final answer
    x = 56,823.38

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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.