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Finding the Fourth Proportional to 94,009.49, 140,999.10 and 27,434.01

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Solution

The fourth proportional to 94,009.49, 140,999.10 and 27,434.01 is: 41,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,009.49 : 140,999.10 = 27,434.01 : x
  2. Step 2: Convert to fraction form
    94,009.49/140,999.10 = 27,434.01/x
  3. Step 3: Cross multiply
    94,009.49x = 140,999.10 × 27,434.01
  4. Step 4: Simplify right side
    94,009.49x = 3,868,170,719.39
  5. Step 5: Solve for x
    x = 3,868,170,719.39/94,009.49
  6. Step 6: Final answer
    x = 41,146.60

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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.