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Finding the Fourth Proportional to 178,687.98, 246,601.98 and 118,153.44

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Solution

The fourth proportional to 178,687.98, 246,601.98 and 118,153.44 is: 163,060.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,687.98 : 246,601.98 = 118,153.44 : x
  2. Step 2: Convert to fraction form
    178,687.98/246,601.98 = 118,153.44/x
  3. Step 3: Cross multiply
    178,687.98x = 246,601.98 × 118,153.44
  4. Step 4: Simplify right side
    178,687.98x = 29,136,872,247.81
  5. Step 5: Solve for x
    x = 29,136,872,247.81/178,687.98
  6. Step 6: Final answer
    x = 163,060.06

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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.