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Finding the Fourth Proportional to 160,540.44, 240,820.92 and 53,920.08

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Solution

The fourth proportional to 160,540.44, 240,820.92 and 53,920.08 is: 80,883.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,540.44 : 240,820.92 = 53,920.08 : x
  2. Step 2: Convert to fraction form
    160,540.44/240,820.92 = 53,920.08/x
  3. Step 3: Cross multiply
    160,540.44x = 240,820.92 × 53,920.08
  4. Step 4: Simplify right side
    160,540.44x = 12,985,083,272.07
  5. Step 5: Solve for x
    x = 12,985,083,272.07/160,540.44
  6. Step 6: Final answer
    x = 80,883.57

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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.