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Finding the Fourth Proportional to 184,291.96, 254,401.36 and 123,897.64

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Solution

The fourth proportional to 184,291.96, 254,401.36 and 123,897.64 is: 171,031.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,291.96 : 254,401.36 = 123,897.64 : x
  2. Step 2: Convert to fraction form
    184,291.96/254,401.36 = 123,897.64/x
  3. Step 3: Cross multiply
    184,291.96x = 254,401.36 × 123,897.64
  4. Step 4: Simplify right side
    184,291.96x = 31,519,728,116.79
  5. Step 5: Solve for x
    x = 31,519,728,116.79/184,291.96
  6. Step 6: Final answer
    x = 171,031.49

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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.