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Finding the Fourth Proportional to 96,424.40, 144,636.60 and 26,310.80

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Solution

The fourth proportional to 96,424.40, 144,636.60 and 26,310.80 is: 39,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,424.40 : 144,636.60 = 26,310.80 : x
  2. Step 2: Convert to fraction form
    96,424.40/144,636.60 = 26,310.80/x
  3. Step 3: Cross multiply
    96,424.40x = 144,636.60 × 26,310.80
  4. Step 4: Simplify right side
    96,424.40x = 3,805,504,655.28
  5. Step 5: Solve for x
    x = 3,805,504,655.28/96,424.40
  6. Step 6: Final answer
    x = 39,466.20

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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.