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Finding the Fourth Proportional to 71,033.84, 106,523.06 and 26,636.40

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Solution

The fourth proportional to 71,033.84, 106,523.06 and 26,636.40 is: 39,944.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,033.84 : 106,523.06 = 26,636.40 : x
  2. Step 2: Convert to fraction form
    71,033.84/106,523.06 = 26,636.40/x
  3. Step 3: Cross multiply
    71,033.84x = 106,523.06 × 26,636.40
  4. Step 4: Simplify right side
    71,033.84x = 2,837,390,835.38
  5. Step 5: Solve for x
    x = 2,837,390,835.38/71,033.84
  6. Step 6: Final answer
    x = 39,944.21

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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.