Home / 69,340.34-104,010.78-16,749.74

Finding the Fourth Proportional to 69,340.34, 104,010.78 and 16,749.74

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Solution

The fourth proportional to 69,340.34, 104,010.78 and 16,749.74 is: 25,124.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,340.34 : 104,010.78 = 16,749.74 : x
  2. Step 2: Convert to fraction form
    69,340.34/104,010.78 = 16,749.74/x
  3. Step 3: Cross multiply
    69,340.34x = 104,010.78 × 16,749.74
  4. Step 4: Simplify right side
    69,340.34x = 1,742,153,522.20
  5. Step 5: Solve for x
    x = 1,742,153,522.20/69,340.34
  6. Step 6: Final answer
    x = 25,124.68

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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.