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Finding the Fourth Proportional to 170,538.84, 255,809.01 and 44,170.11

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Solution

The fourth proportional to 170,538.84, 255,809.01 and 44,170.11 is: 66,255.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,538.84 : 255,809.01 = 44,170.11 : x
  2. Step 2: Convert to fraction form
    170,538.84/255,809.01 = 44,170.11/x
  3. Step 3: Cross multiply
    170,538.84x = 255,809.01 × 44,170.11
  4. Step 4: Simplify right side
    170,538.84x = 11,299,112,110.69
  5. Step 5: Solve for x
    x = 11,299,112,110.69/170,538.84
  6. Step 6: Final answer
    x = 66,255.36

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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.