Home / 45,629.05-68,442.76-23,429.38

Finding the Fourth Proportional to 45,629.05, 68,442.76 and 23,429.38

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Solution

The fourth proportional to 45,629.05, 68,442.76 and 23,429.38 is: 35,143.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,629.05 : 68,442.76 = 23,429.38 : x
  2. Step 2: Convert to fraction form
    45,629.05/68,442.76 = 23,429.38/x
  3. Step 3: Cross multiply
    45,629.05x = 68,442.76 × 23,429.38
  4. Step 4: Simplify right side
    45,629.05x = 1,603,571,432.29
  5. Step 5: Solve for x
    x = 1,603,571,432.29/45,629.05
  6. Step 6: Final answer
    x = 35,143.65

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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.