Home / 69,169.02-95,454.18-40,506.54

Finding the Fourth Proportional to 69,169.02, 95,454.18 and 40,506.54

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Solution

The fourth proportional to 69,169.02, 95,454.18 and 40,506.54 is: 55,899.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,169.02 : 95,454.18 = 40,506.54 : x
  2. Step 2: Convert to fraction form
    69,169.02/95,454.18 = 40,506.54/x
  3. Step 3: Cross multiply
    69,169.02x = 95,454.18 × 40,506.54
  4. Step 4: Simplify right side
    69,169.02x = 3,866,518,560.34
  5. Step 5: Solve for x
    x = 3,866,518,560.34/69,169.02
  6. Step 6: Final answer
    x = 55,899.57

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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.