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Finding the Fourth Proportional to 184,749.63, 254,954.70 and 99,866.63

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Solution

The fourth proportional to 184,749.63, 254,954.70 and 99,866.63 is: 137,816.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,749.63 : 254,954.70 = 99,866.63 : x
  2. Step 2: Convert to fraction form
    184,749.63/254,954.70 = 99,866.63/x
  3. Step 3: Cross multiply
    184,749.63x = 254,954.70 × 99,866.63
  4. Step 4: Simplify right side
    184,749.63x = 25,461,465,416.89
  5. Step 5: Solve for x
    x = 25,461,465,416.89/184,749.63
  6. Step 6: Final answer
    x = 137,816.06

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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.