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Finding the Fourth Proportional to 25,173, 37,757.88 and 10,378.08

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Solution

The fourth proportional to 25,173, 37,757.88 and 10,378.08 is: 15,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,173 : 37,757.88 = 10,378.08 : x
  2. Step 2: Convert to fraction form
    25,173/37,757.88 = 10,378.08/x
  3. Step 3: Cross multiply
    25,173x = 37,757.88 × 10,378.08
  4. Step 4: Simplify right side
    25,173x = 391,854,299.27
  5. Step 5: Solve for x
    x = 391,854,299.27/25,173
  6. Step 6: Final answer
    x = 15,566.45

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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.