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Finding the Fourth Proportional to 185,850.67, 256,477.04 and 100,967.80

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Solution

The fourth proportional to 185,850.67, 256,477.04 and 100,967.80 is: 139,337.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,850.67 : 256,477.04 = 100,967.80 : x
  2. Step 2: Convert to fraction form
    185,850.67/256,477.04 = 100,967.80/x
  3. Step 3: Cross multiply
    185,850.67x = 256,477.04 × 100,967.80
  4. Step 4: Simplify right side
    185,850.67x = 25,895,922,479.31
  5. Step 5: Solve for x
    x = 25,895,922,479.31/185,850.67
  6. Step 6: Final answer
    x = 139,337.26

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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.