Home / 68,525.18-102,775.19-31,076.24

Finding the Fourth Proportional to 68,525.18, 102,775.19 and 31,076.24

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Solution

The fourth proportional to 68,525.18, 102,775.19 and 31,076.24 is: 46,608.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,525.18 : 102,775.19 = 31,076.24 : x
  2. Step 2: Convert to fraction form
    68,525.18/102,775.19 = 31,076.24/x
  3. Step 3: Cross multiply
    68,525.18x = 102,775.19 × 31,076.24
  4. Step 4: Simplify right side
    68,525.18x = 3,193,866,572.04
  5. Step 5: Solve for x
    x = 3,193,866,572.04/68,525.18
  6. Step 6: Final answer
    x = 46,608.66

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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.