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Finding the Fourth Proportional to 224,058.60, 309,100.86 and 151,438.32

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Solution

The fourth proportional to 224,058.60, 309,100.86 and 151,438.32 is: 208,917.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,058.60 : 309,100.86 = 151,438.32 : x
  2. Step 2: Convert to fraction form
    224,058.60/309,100.86 = 151,438.32/x
  3. Step 3: Cross multiply
    224,058.60x = 309,100.86 × 151,438.32
  4. Step 4: Simplify right side
    224,058.60x = 46,809,714,948.96
  5. Step 5: Solve for x
    x = 46,809,714,948.96/224,058.60
  6. Step 6: Final answer
    x = 208,917.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.