Home / 106,762.18-160,200.37-69,313.45

Finding the Fourth Proportional to 106,762.18, 160,200.37 and 69,313.45

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Solution

The fourth proportional to 106,762.18, 160,200.37 and 69,313.45 is: 104,007.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,762.18 : 160,200.37 = 69,313.45 : x
  2. Step 2: Convert to fraction form
    106,762.18/160,200.37 = 69,313.45/x
  3. Step 3: Cross multiply
    106,762.18x = 160,200.37 × 69,313.45
  4. Step 4: Simplify right side
    106,762.18x = 11,104,040,335.98
  5. Step 5: Solve for x
    x = 11,104,040,335.98/106,762.18
  6. Step 6: Final answer
    x = 104,007.25

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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.