Home / 69,950.05-104,837.29-55,100.32

Finding the Fourth Proportional to 69,950.05, 104,837.29 and 55,100.32

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Solution

The fourth proportional to 69,950.05, 104,837.29 and 55,100.32 is: 82,581.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,950.05 : 104,837.29 = 55,100.32 : x
  2. Step 2: Convert to fraction form
    69,950.05/104,837.29 = 55,100.32/x
  3. Step 3: Cross multiply
    69,950.05x = 104,837.29 × 55,100.32
  4. Step 4: Simplify right side
    69,950.05x = 5,776,567,827.09
  5. Step 5: Solve for x
    x = 5,776,567,827.09/69,950.05
  6. Step 6: Final answer
    x = 82,581.33

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1.5x scale

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.