Home / 68,136.16-94,025.52-37,920.48

Finding the Fourth Proportional to 68,136.16, 94,025.52 and 37,920.48

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Solution

The fourth proportional to 68,136.16, 94,025.52 and 37,920.48 is: 52,328.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,136.16 : 94,025.52 = 37,920.48 : x
  2. Step 2: Convert to fraction form
    68,136.16/94,025.52 = 37,920.48/x
  3. Step 3: Cross multiply
    68,136.16x = 94,025.52 × 37,920.48
  4. Step 4: Simplify right side
    68,136.16x = 3,565,492,850.65
  5. Step 5: Solve for x
    x = 3,565,492,850.65/68,136.16
  6. Step 6: Final answer
    x = 52,328.94

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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.