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Finding the Fourth Proportional to 160,524.16, 240,786.24 and 48,216.40

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Solution

The fourth proportional to 160,524.16, 240,786.24 and 48,216.40 is: 72,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,524.16 : 240,786.24 = 48,216.40 : x
  2. Step 2: Convert to fraction form
    160,524.16/240,786.24 = 48,216.40/x
  3. Step 3: Cross multiply
    160,524.16x = 240,786.24 × 48,216.40
  4. Step 4: Simplify right side
    160,524.16x = 11,609,845,662.34
  5. Step 5: Solve for x
    x = 11,609,845,662.34/160,524.16
  6. Step 6: Final answer
    x = 72,324.60

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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.