Home / 76,273.75-105,257.78-44,448.81

Finding the Fourth Proportional to 76,273.75, 105,257.78 and 44,448.81

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Solution

The fourth proportional to 76,273.75, 105,257.78 and 44,448.81 is: 61,339.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,273.75 : 105,257.78 = 44,448.81 : x
  2. Step 2: Convert to fraction form
    76,273.75/105,257.78 = 44,448.81/x
  3. Step 3: Cross multiply
    76,273.75x = 105,257.78 × 44,448.81
  4. Step 4: Simplify right side
    76,273.75x = 4,678,583,064.24
  5. Step 5: Solve for x
    x = 4,678,583,064.24/76,273.75
  6. Step 6: Final answer
    x = 61,339.36

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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.