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Finding the Fourth Proportional to 163,012.89, 244,491.30 and 43,071.12

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Solution

The fourth proportional to 163,012.89, 244,491.30 and 43,071.12 is: 64,599.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,012.89 : 244,491.30 = 43,071.12 : x
  2. Step 2: Convert to fraction form
    163,012.89/244,491.30 = 43,071.12/x
  3. Step 3: Cross multiply
    163,012.89x = 244,491.30 × 43,071.12
  4. Step 4: Simplify right side
    163,012.89x = 10,530,514,121.26
  5. Step 5: Solve for x
    x = 10,530,514,121.26/163,012.89
  6. Step 6: Final answer
    x = 64,599.27

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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.