Home / 131,834.23-181,741.75-94,042.87

Finding the Fourth Proportional to 131,834.23, 181,741.75 and 94,042.87

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Solution

The fourth proportional to 131,834.23, 181,741.75 and 94,042.87 is: 129,643.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,834.23 : 181,741.75 = 94,042.87 : x
  2. Step 2: Convert to fraction form
    131,834.23/181,741.75 = 94,042.87/x
  3. Step 3: Cross multiply
    131,834.23x = 181,741.75 × 94,042.87
  4. Step 4: Simplify right side
    131,834.23x = 17,091,515,768.82
  5. Step 5: Solve for x
    x = 17,091,515,768.82/131,834.23
  6. Step 6: Final answer
    x = 129,643.99

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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.