Home / 191,741.26-264,549.79-123,761.10

Finding the Fourth Proportional to 191,741.26, 264,549.79 and 123,761.10

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Solution

The fourth proportional to 191,741.26, 264,549.79 and 123,761.10 is: 170,756.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,741.26 : 264,549.79 = 123,761.10 : x
  2. Step 2: Convert to fraction form
    191,741.26/264,549.79 = 123,761.10/x
  3. Step 3: Cross multiply
    191,741.26x = 264,549.79 × 123,761.10
  4. Step 4: Simplify right side
    191,741.26x = 32,740,972,705.77
  5. Step 5: Solve for x
    x = 32,740,972,705.77/191,741.26
  6. Step 6: Final answer
    x = 170,756.01

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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.