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Finding the Fourth Proportional to 105,597.62, 158,394.99 and 25,636.21

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Solution

The fourth proportional to 105,597.62, 158,394.99 and 25,636.21 is: 38,453.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,597.62 : 158,394.99 = 25,636.21 : x
  2. Step 2: Convert to fraction form
    105,597.62/158,394.99 = 25,636.21/x
  3. Step 3: Cross multiply
    105,597.62x = 158,394.99 × 25,636.21
  4. Step 4: Simplify right side
    105,597.62x = 4,060,646,926.74
  5. Step 5: Solve for x
    x = 4,060,646,926.74/105,597.62
  6. Step 6: Final answer
    x = 38,453.96

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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.