Home / 68,156.24-93,915.08-67,237.68

Finding the Fourth Proportional to 68,156.24, 93,915.08 and 67,237.68

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Solution

The fourth proportional to 68,156.24, 93,915.08 and 67,237.68 is: 92,649.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,156.24 : 93,915.08 = 67,237.68 : x
  2. Step 2: Convert to fraction form
    68,156.24/93,915.08 = 67,237.68/x
  3. Step 3: Cross multiply
    68,156.24x = 93,915.08 × 67,237.68
  4. Step 4: Simplify right side
    68,156.24x = 6,314,632,096.21
  5. Step 5: Solve for x
    x = 6,314,632,096.21/68,156.24
  6. Step 6: Final answer
    x = 92,649.36

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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.