Home / 68,644.06-94,740.14-47,116.12

Finding the Fourth Proportional to 68,644.06, 94,740.14 and 47,116.12

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Solution

The fourth proportional to 68,644.06, 94,740.14 and 47,116.12 is: 65,028.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,644.06 : 94,740.14 = 47,116.12 : x
  2. Step 2: Convert to fraction form
    68,644.06/94,740.14 = 47,116.12/x
  3. Step 3: Cross multiply
    68,644.06x = 94,740.14 × 47,116.12
  4. Step 4: Simplify right side
    68,644.06x = 4,463,787,095.78
  5. Step 5: Solve for x
    x = 4,463,787,095.78/68,644.06
  6. Step 6: Final answer
    x = 65,028.02

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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.