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Finding the Fourth Proportional to 44,612.58, 66,860.46 and 18,302.88

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Solution

The fourth proportional to 44,612.58, 66,860.46 and 18,302.88 is: 27,430.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,612.58 : 66,860.46 = 18,302.88 : x
  2. Step 2: Convert to fraction form
    44,612.58/66,860.46 = 18,302.88/x
  3. Step 3: Cross multiply
    44,612.58x = 66,860.46 × 18,302.88
  4. Step 4: Simplify right side
    44,612.58x = 1,223,738,976.12
  5. Step 5: Solve for x
    x = 1,223,738,976.12/44,612.58
  6. Step 6: Final answer
    x = 27,430.36

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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.