Home / 68,146.76-94,012.98-48,000.44

Finding the Fourth Proportional to 68,146.76, 94,012.98 and 48,000.44

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Solution

The fourth proportional to 68,146.76, 94,012.98 and 48,000.44 is: 66,219.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,146.76 : 94,012.98 = 48,000.44 : x
  2. Step 2: Convert to fraction form
    68,146.76/94,012.98 = 48,000.44/x
  3. Step 3: Cross multiply
    68,146.76x = 94,012.98 × 48,000.44
  4. Step 4: Simplify right side
    68,146.76x = 4,512,664,405.71
  5. Step 5: Solve for x
    x = 4,512,664,405.71/68,146.76
  6. Step 6: Final answer
    x = 66,219.79

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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.