Home / 191,600.64-264,408.96-111,074.85

Finding the Fourth Proportional to 191,600.64, 264,408.96 and 111,074.85

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Solution

The fourth proportional to 191,600.64, 264,408.96 and 111,074.85 is: 153,283.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,600.64 : 264,408.96 = 111,074.85 : x
  2. Step 2: Convert to fraction form
    191,600.64/264,408.96 = 111,074.85/x
  3. Step 3: Cross multiply
    191,600.64x = 264,408.96 × 111,074.85
  4. Step 4: Simplify right side
    191,600.64x = 29,369,185,570.66
  5. Step 5: Solve for x
    x = 29,369,185,570.66/191,600.64
  6. Step 6: Final answer
    x = 153,283.34

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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.