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Finding the Fourth Proportional to 44,009.84, 66,014.76 and 12,845.36

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Solution

The fourth proportional to 44,009.84, 66,014.76 and 12,845.36 is: 19,268.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,009.84 : 66,014.76 = 12,845.36 : x
  2. Step 2: Convert to fraction form
    44,009.84/66,014.76 = 12,845.36/x
  3. Step 3: Cross multiply
    44,009.84x = 66,014.76 × 12,845.36
  4. Step 4: Simplify right side
    44,009.84x = 847,983,357.51
  5. Step 5: Solve for x
    x = 847,983,357.51/44,009.84
  6. Step 6: Final answer
    x = 19,268.04

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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.