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Finding the Fourth Proportional to 119,080.44, 164,333.07 and 65,370.42

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Solution

The fourth proportional to 119,080.44, 164,333.07 and 65,370.42 is: 90,212.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,080.44 : 164,333.07 = 65,370.42 : x
  2. Step 2: Convert to fraction form
    119,080.44/164,333.07 = 65,370.42/x
  3. Step 3: Cross multiply
    119,080.44x = 164,333.07 × 65,370.42
  4. Step 4: Simplify right side
    119,080.44x = 10,742,521,805.79
  5. Step 5: Solve for x
    x = 10,742,521,805.79/119,080.44
  6. Step 6: Final answer
    x = 90,212.31

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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.