Home / 69,719.64-104,576.70-60,329.19

Finding the Fourth Proportional to 69,719.64, 104,576.70 and 60,329.19

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Solution

The fourth proportional to 69,719.64, 104,576.70 and 60,329.19 is: 90,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,719.64 : 104,576.70 = 60,329.19 : x
  2. Step 2: Convert to fraction form
    69,719.64/104,576.70 = 60,329.19/x
  3. Step 3: Cross multiply
    69,719.64x = 104,576.70 × 60,329.19
  4. Step 4: Simplify right side
    69,719.64x = 6,309,027,603.87
  5. Step 5: Solve for x
    x = 6,309,027,603.87/69,719.64
  6. Step 6: Final answer
    x = 90,491.40

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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.