Home / 49,511.56-74,299.74-45,506.92

Finding the Fourth Proportional to 49,511.56, 74,299.74 and 45,506.92

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Solution

The fourth proportional to 49,511.56, 74,299.74 and 45,506.92 is: 68,290.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,511.56 : 74,299.74 = 45,506.92 : x
  2. Step 2: Convert to fraction form
    49,511.56/74,299.74 = 45,506.92/x
  3. Step 3: Cross multiply
    49,511.56x = 74,299.74 × 45,506.92
  4. Step 4: Simplify right side
    49,511.56x = 3,381,152,324.20
  5. Step 5: Solve for x
    x = 3,381,152,324.20/49,511.56
  6. Step 6: Final answer
    x = 68,290.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.