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Finding the Fourth Proportional to 44,503.07, 66,754.53 and 13,338.32

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Solution

The fourth proportional to 44,503.07, 66,754.53 and 13,338.32 is: 20,007.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,503.07 : 66,754.53 = 13,338.32 : x
  2. Step 2: Convert to fraction form
    44,503.07/66,754.53 = 13,338.32/x
  3. Step 3: Cross multiply
    44,503.07x = 66,754.53 × 13,338.32
  4. Step 4: Simplify right side
    44,503.07x = 890,392,948.82
  5. Step 5: Solve for x
    x = 890,392,948.82/44,503.07
  6. Step 6: Final answer
    x = 20,007.45

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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.