Home / 195,999.72-293,629.62-115,798.38

Finding the Fourth Proportional to 195,999.72, 293,629.62 and 115,798.38

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Solution

The fourth proportional to 195,999.72, 293,629.62 and 115,798.38 is: 173,478.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,999.72 : 293,629.62 = 115,798.38 : x
  2. Step 2: Convert to fraction form
    195,999.72/293,629.62 = 115,798.38/x
  3. Step 3: Cross multiply
    195,999.72x = 293,629.62 × 115,798.38
  4. Step 4: Simplify right side
    195,999.72x = 34,001,834,316.02
  5. Step 5: Solve for x
    x = 34,001,834,316.02/195,999.72
  6. Step 6: Final answer
    x = 173,478.99

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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.