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Finding the Fourth Proportional to 183,341.60, 253,014 and 111,724.64

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Solution

The fourth proportional to 183,341.60, 253,014 and 111,724.64 is: 154,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,341.60 : 253,014 = 111,724.64 : x
  2. Step 2: Convert to fraction form
    183,341.60/253,014 = 111,724.64/x
  3. Step 3: Cross multiply
    183,341.60x = 253,014 × 111,724.64
  4. Step 4: Simplify right side
    183,341.60x = 28,267,898,064.96
  5. Step 5: Solve for x
    x = 28,267,898,064.96/183,341.60
  6. Step 6: Final answer
    x = 154,181.58

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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.