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Finding the Fourth Proportional to 25,293.39, 37,941.18 and 7,763.91

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Solution

The fourth proportional to 25,293.39, 37,941.18 and 7,763.91 is: 11,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,293.39 : 37,941.18 = 7,763.91 : x
  2. Step 2: Convert to fraction form
    25,293.39/37,941.18 = 7,763.91/x
  3. Step 3: Cross multiply
    25,293.39x = 37,941.18 × 7,763.91
  4. Step 4: Simplify right side
    25,293.39x = 294,571,906.81
  5. Step 5: Solve for x
    x = 294,571,906.81/25,293.39
  6. Step 6: Final answer
    x = 11,646.20

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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.