Home / 86,950.44-119,990.98-49,224.36

Finding the Fourth Proportional to 86,950.44, 119,990.98 and 49,224.36

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Solution

The fourth proportional to 86,950.44, 119,990.98 and 49,224.36 is: 67,929.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,950.44 : 119,990.98 = 49,224.36 : x
  2. Step 2: Convert to fraction form
    86,950.44/119,990.98 = 49,224.36/x
  3. Step 3: Cross multiply
    86,950.44x = 119,990.98 × 49,224.36
  4. Step 4: Simplify right side
    86,950.44x = 5,906,479,196.27
  5. Step 5: Solve for x
    x = 5,906,479,196.27/86,950.44
  6. Step 6: Final answer
    x = 67,929.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.