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Finding the Fourth Proportional to 184,421.96, 254,499.80 and 103,850.45

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Solution

The fourth proportional to 184,421.96, 254,499.80 and 103,850.45 is: 143,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,421.96 : 254,499.80 = 103,850.45 : x
  2. Step 2: Convert to fraction form
    184,421.96/254,499.80 = 103,850.45/x
  3. Step 3: Cross multiply
    184,421.96x = 254,499.80 × 103,850.45
  4. Step 4: Simplify right side
    184,421.96x = 26,429,916,963.16
  5. Step 5: Solve for x
    x = 26,429,916,963.16/184,421.96
  6. Step 6: Final answer
    x = 143,312.20

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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.