Home / 48,324.08-66,751.10-40,283.99

Finding the Fourth Proportional to 48,324.08, 66,751.10 and 40,283.99

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Solution

The fourth proportional to 48,324.08, 66,751.10 and 40,283.99 is: 55,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,324.08 : 66,751.10 = 40,283.99 : x
  2. Step 2: Convert to fraction form
    48,324.08/66,751.10 = 40,283.99/x
  3. Step 3: Cross multiply
    48,324.08x = 66,751.10 × 40,283.99
  4. Step 4: Simplify right side
    48,324.08x = 2,689,000,761.41
  5. Step 5: Solve for x
    x = 2,689,000,761.41/48,324.08
  6. Step 6: Final answer
    x = 55,645.16

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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.