Home / 189,172.22-261,059.41-104,292.32

Finding the Fourth Proportional to 189,172.22, 261,059.41 and 104,292.32

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Solution

The fourth proportional to 189,172.22, 261,059.41 and 104,292.32 is: 143,924.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,172.22 : 261,059.41 = 104,292.32 : x
  2. Step 2: Convert to fraction form
    189,172.22/261,059.41 = 104,292.32/x
  3. Step 3: Cross multiply
    189,172.22x = 261,059.41 × 104,292.32
  4. Step 4: Simplify right side
    189,172.22x = 27,226,491,526.73
  5. Step 5: Solve for x
    x = 27,226,491,526.73/189,172.22
  6. Step 6: Final answer
    x = 143,924.36

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1.5x scale

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.