Home / 201,650.60-278,261.34-116,773.16

Finding the Fourth Proportional to 201,650.60, 278,261.34 and 116,773.16

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Solution

The fourth proportional to 201,650.60, 278,261.34 and 116,773.16 is: 161,137.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,650.60 : 278,261.34 = 116,773.16 : x
  2. Step 2: Convert to fraction form
    201,650.60/278,261.34 = 116,773.16/x
  3. Step 3: Cross multiply
    201,650.60x = 278,261.34 × 116,773.16
  4. Step 4: Simplify right side
    201,650.60x = 32,493,455,977.63
  5. Step 5: Solve for x
    x = 32,493,455,977.63/201,650.60
  6. Step 6: Final answer
    x = 161,137.41

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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.