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Finding the Fourth Proportional to 82,303.94, 113,579.49 and 44,578.34

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Solution

The fourth proportional to 82,303.94, 113,579.49 and 44,578.34 is: 61,518.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,303.94 : 113,579.49 = 44,578.34 : x
  2. Step 2: Convert to fraction form
    82,303.94/113,579.49 = 44,578.34/x
  3. Step 3: Cross multiply
    82,303.94x = 113,579.49 × 44,578.34
  4. Step 4: Simplify right side
    82,303.94x = 5,063,185,122.25
  5. Step 5: Solve for x
    x = 5,063,185,122.25/82,303.94
  6. Step 6: Final answer
    x = 61,518.14

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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.