Home / 69,450.17-104,313.65-65,533.37

Finding the Fourth Proportional to 69,450.17, 104,313.65 and 65,533.37

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Solution

The fourth proportional to 69,450.17, 104,313.65 and 65,533.37 is: 98,430.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,450.17 : 104,313.65 = 65,533.37 : x
  2. Step 2: Convert to fraction form
    69,450.17/104,313.65 = 65,533.37/x
  3. Step 3: Cross multiply
    69,450.17x = 104,313.65 × 65,533.37
  4. Step 4: Simplify right side
    69,450.17x = 6,836,024,172.27
  5. Step 5: Solve for x
    x = 6,836,024,172.27/69,450.17
  6. Step 6: Final answer
    x = 98,430.64

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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.