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Finding the Fourth Proportional to 160,324.44, 240,484.22 and 55,144.32

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Solution

The fourth proportional to 160,324.44, 240,484.22 and 55,144.32 is: 82,715.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,324.44 : 240,484.22 = 55,144.32 : x
  2. Step 2: Convert to fraction form
    160,324.44/240,484.22 = 55,144.32/x
  3. Step 3: Cross multiply
    160,324.44x = 240,484.22 × 55,144.32
  4. Step 4: Simplify right side
    160,324.44x = 13,261,338,782.63
  5. Step 5: Solve for x
    x = 13,261,338,782.63/160,324.44
  6. Step 6: Final answer
    x = 82,715.64

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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.