Home / 191,314.42-264,036.58-109,671.89

Finding the Fourth Proportional to 191,314.42, 264,036.58 and 109,671.89

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Solution

The fourth proportional to 191,314.42, 264,036.58 and 109,671.89 is: 151,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,314.42 : 264,036.58 = 109,671.89 : x
  2. Step 2: Convert to fraction form
    191,314.42/264,036.58 = 109,671.89/x
  3. Step 3: Cross multiply
    191,314.42x = 264,036.58 × 109,671.89
  4. Step 4: Simplify right side
    191,314.42x = 28,957,389,163.37
  5. Step 5: Solve for x
    x = 28,957,389,163.37/191,314.42
  6. Step 6: Final answer
    x = 151,360.20

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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.