Home / 196,839.03-294,814.63-91,436.19

Finding the Fourth Proportional to 196,839.03, 294,814.63 and 91,436.19

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Solution

The fourth proportional to 196,839.03, 294,814.63 and 91,436.19 is: 136,948.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,839.03 : 294,814.63 = 91,436.19 : x
  2. Step 2: Convert to fraction form
    196,839.03/294,814.63 = 91,436.19/x
  3. Step 3: Cross multiply
    196,839.03x = 294,814.63 × 91,436.19
  4. Step 4: Simplify right side
    196,839.03x = 26,956,725,557.83
  5. Step 5: Solve for x
    x = 26,956,725,557.83/196,839.03
  6. Step 6: Final answer
    x = 136,948.07

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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.