Home / 196,045.26-294,069.87-77,717.58

Finding the Fourth Proportional to 196,045.26, 294,069.87 and 77,717.58

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Solution

The fourth proportional to 196,045.26, 294,069.87 and 77,717.58 is: 116,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,045.26 : 294,069.87 = 77,717.58 : x
  2. Step 2: Convert to fraction form
    196,045.26/294,069.87 = 77,717.58/x
  3. Step 3: Cross multiply
    196,045.26x = 294,069.87 × 77,717.58
  4. Step 4: Simplify right side
    196,045.26x = 22,854,398,647.31
  5. Step 5: Solve for x
    x = 22,854,398,647.31/196,045.26
  6. Step 6: Final answer
    x = 116,577.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.