Home / 69,800.67-104,682.51-30,348.81

Finding the Fourth Proportional to 69,800.67, 104,682.51 and 30,348.81

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Solution

The fourth proportional to 69,800.67, 104,682.51 and 30,348.81 is: 45,515.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,800.67 : 104,682.51 = 30,348.81 : x
  2. Step 2: Convert to fraction form
    69,800.67/104,682.51 = 30,348.81/x
  3. Step 3: Cross multiply
    69,800.67x = 104,682.51 × 30,348.81
  4. Step 4: Simplify right side
    69,800.67x = 3,176,989,606.31
  5. Step 5: Solve for x
    x = 3,176,989,606.31/69,800.67
  6. Step 6: Final answer
    x = 45,515.17

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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.