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Finding the Fourth Proportional to 185,084.71, 277,737.66 and 170,027.21

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Solution

The fourth proportional to 185,084.71, 277,737.66 and 170,027.21 is: 255,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,084.71 : 277,737.66 = 170,027.21 : x
  2. Step 2: Convert to fraction form
    185,084.71/277,737.66 = 170,027.21/x
  3. Step 3: Cross multiply
    185,084.71x = 277,737.66 × 170,027.21
  4. Step 4: Simplify right side
    185,084.71x = 47,222,960,136.07
  5. Step 5: Solve for x
    x = 47,222,960,136.07/185,084.71
  6. Step 6: Final answer
    x = 255,142.42

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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.