Home / 196,491.26-294,490.40-84,039.50

Finding the Fourth Proportional to 196,491.26, 294,490.40 and 84,039.50

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Solution

The fourth proportional to 196,491.26, 294,490.40 and 84,039.50 is: 125,953.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,491.26 : 294,490.40 = 84,039.50 : x
  2. Step 2: Convert to fraction form
    196,491.26/294,490.40 = 84,039.50/x
  3. Step 3: Cross multiply
    196,491.26x = 294,490.40 × 84,039.50
  4. Step 4: Simplify right side
    196,491.26x = 24,748,824,078.15
  5. Step 5: Solve for x
    x = 24,748,824,078.15/196,491.26
  6. Step 6: Final answer
    x = 125,953.82

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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.