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Finding the Fourth Proportional to 185,416.17, 277,959.24 and 67,061.22

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Solution

The fourth proportional to 185,416.17, 277,959.24 and 67,061.22 is: 100,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,416.17 : 277,959.24 = 67,061.22 : x
  2. Step 2: Convert to fraction form
    185,416.17/277,959.24 = 67,061.22/x
  3. Step 3: Cross multiply
    185,416.17x = 277,959.24 × 67,061.22
  4. Step 4: Simplify right side
    185,416.17x = 18,640,285,744.67
  5. Step 5: Solve for x
    x = 18,640,285,744.67/185,416.17
  6. Step 6: Final answer
    x = 100,532.15

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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.