Home / 197,943.84-296,857.71-55,779.66

Finding the Fourth Proportional to 197,943.84, 296,857.71 and 55,779.66

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Solution

The fourth proportional to 197,943.84, 296,857.71 and 55,779.66 is: 83,653.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,943.84 : 296,857.71 = 55,779.66 : x
  2. Step 2: Convert to fraction form
    197,943.84/296,857.71 = 55,779.66/x
  3. Step 3: Cross multiply
    197,943.84x = 296,857.71 × 55,779.66
  4. Step 4: Simplify right side
    197,943.84x = 16,558,622,132.18
  5. Step 5: Solve for x
    x = 16,558,622,132.18/197,943.84
  6. Step 6: Final answer
    x = 83,653.13

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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.