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Finding the Fourth Proportional to 25,783.30, 38,674.95 and 7,063.39

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Solution

The fourth proportional to 25,783.30, 38,674.95 and 7,063.39 is: 10,595.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,783.30 : 38,674.95 = 7,063.39 : x
  2. Step 2: Convert to fraction form
    25,783.30/38,674.95 = 7,063.39/x
  3. Step 3: Cross multiply
    25,783.30x = 38,674.95 × 7,063.39
  4. Step 4: Simplify right side
    25,783.30x = 273,176,255.08
  5. Step 5: Solve for x
    x = 273,176,255.08/25,783.30
  6. Step 6: Final answer
    x = 10,595.09

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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.