Home / 191,607.53-264,418.45-111,081.74

Finding the Fourth Proportional to 191,607.53, 264,418.45 and 111,081.74

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Solution

The fourth proportional to 191,607.53, 264,418.45 and 111,081.74 is: 153,292.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,607.53 : 264,418.45 = 111,081.74 : x
  2. Step 2: Convert to fraction form
    191,607.53/264,418.45 = 111,081.74/x
  3. Step 3: Cross multiply
    191,607.53x = 264,418.45 × 111,081.74
  4. Step 4: Simplify right side
    191,607.53x = 29,372,059,914.31
  5. Step 5: Solve for x
    x = 29,372,059,914.31/191,607.53
  6. Step 6: Final answer
    x = 153,292.83

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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.