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Finding the Fourth Proportional to 185,892.86, 256,531.67 and 101,009.93

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Solution

The fourth proportional to 185,892.86, 256,531.67 and 101,009.93 is: 139,393.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,892.86 : 256,531.67 = 101,009.93 : x
  2. Step 2: Convert to fraction form
    185,892.86/256,531.67 = 101,009.93/x
  3. Step 3: Cross multiply
    185,892.86x = 256,531.67 × 101,009.93
  4. Step 4: Simplify right side
    185,892.86x = 25,912,245,524.43
  5. Step 5: Solve for x
    x = 25,912,245,524.43/185,892.86
  6. Step 6: Final answer
    x = 139,393.44

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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.