Home / 193,973.09-290,959.61-53,731.71

Finding the Fourth Proportional to 193,973.09, 290,959.61 and 53,731.71

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Solution

The fourth proportional to 193,973.09, 290,959.61 and 53,731.71 is: 80,597.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,973.09 : 290,959.61 = 53,731.71 : x
  2. Step 2: Convert to fraction form
    193,973.09/290,959.61 = 53,731.71/x
  3. Step 3: Cross multiply
    193,973.09x = 290,959.61 × 53,731.71
  4. Step 4: Simplify right side
    193,973.09x = 15,633,757,117.57
  5. Step 5: Solve for x
    x = 15,633,757,117.57/193,973.09
  6. Step 6: Final answer
    x = 80,597.56

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1.5x scale

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.