Home / 69,322.09-95,664.51-39,113.81

Finding the Fourth Proportional to 69,322.09, 95,664.51 and 39,113.81

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Solution

The fourth proportional to 69,322.09, 95,664.51 and 39,113.81 is: 53,977.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,322.09 : 95,664.51 = 39,113.81 : x
  2. Step 2: Convert to fraction form
    69,322.09/95,664.51 = 39,113.81/x
  3. Step 3: Cross multiply
    69,322.09x = 95,664.51 × 39,113.81
  4. Step 4: Simplify right side
    69,322.09x = 3,741,803,452.35
  5. Step 5: Solve for x
    x = 3,741,803,452.35/69,322.09
  6. Step 6: Final answer
    x = 53,977.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.