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Finding the Fourth Proportional to 25,861.58, 38,792.40 and 8,334.02

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Solution

The fourth proportional to 25,861.58, 38,792.40 and 8,334.02 is: 12,501.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,861.58 : 38,792.40 = 8,334.02 : x
  2. Step 2: Convert to fraction form
    25,861.58/38,792.40 = 8,334.02/x
  3. Step 3: Cross multiply
    25,861.58x = 38,792.40 × 8,334.02
  4. Step 4: Simplify right side
    25,861.58x = 323,296,637.45
  5. Step 5: Solve for x
    x = 323,296,637.45/25,861.58
  6. Step 6: Final answer
    x = 12,501.04

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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.