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Finding the Fourth Proportional to 189,967.19, 262,098.27 and 109,392.62

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Solution

The fourth proportional to 189,967.19, 262,098.27 and 109,392.62 is: 150,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,967.19 : 262,098.27 = 109,392.62 : x
  2. Step 2: Convert to fraction form
    189,967.19/262,098.27 = 109,392.62/x
  3. Step 3: Cross multiply
    189,967.19x = 262,098.27 × 109,392.62
  4. Step 4: Simplify right side
    189,967.19x = 28,671,616,452.77
  5. Step 5: Solve for x
    x = 28,671,616,452.77/189,967.19
  6. Step 6: Final answer
    x = 150,929.31

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