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Finding the Fourth Proportional to 25,395.36, 38,097.04 and 7,861.04

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Solution

The fourth proportional to 25,395.36, 38,097.04 and 7,861.04 is: 11,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,395.36 : 38,097.04 = 7,861.04 : x
  2. Step 2: Convert to fraction form
    25,395.36/38,097.04 = 7,861.04/x
  3. Step 3: Cross multiply
    25,395.36x = 38,097.04 × 7,861.04
  4. Step 4: Simplify right side
    25,395.36x = 299,482,355.32
  5. Step 5: Solve for x
    x = 299,482,355.32/25,395.36
  6. Step 6: Final answer
    x = 11,792.80

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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.