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Finding the Fourth Proportional to 44,653.64, 66,947.13 and 19,326.35

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Solution

The fourth proportional to 44,653.64, 66,947.13 and 19,326.35 is: 28,975.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,653.64 : 66,947.13 = 19,326.35 : x
  2. Step 2: Convert to fraction form
    44,653.64/66,947.13 = 19,326.35/x
  3. Step 3: Cross multiply
    44,653.64x = 66,947.13 × 19,326.35
  4. Step 4: Simplify right side
    44,653.64x = 1,293,843,833.24
  5. Step 5: Solve for x
    x = 1,293,843,833.24/44,653.64
  6. Step 6: Final answer
    x = 28,975.11

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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.