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Finding the Fourth Proportional to 360,085.82, 540,121.77 and 107,537.42

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Solution

The fourth proportional to 360,085.82, 540,121.77 and 107,537.42 is: 161,304.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,085.82 : 540,121.77 = 107,537.42 : x
  2. Step 2: Convert to fraction form
    360,085.82/540,121.77 = 107,537.42/x
  3. Step 3: Cross multiply
    360,085.82x = 540,121.77 × 107,537.42
  4. Step 4: Simplify right side
    360,085.82x = 58,083,301,631.63
  5. Step 5: Solve for x
    x = 58,083,301,631.63/360,085.82
  6. Step 6: Final answer
    x = 161,304.05

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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.