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Finding the Fourth Proportional to 14,097.34, 19,454.07 and 7,809.58

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Solution

The fourth proportional to 14,097.34, 19,454.07 and 7,809.58 is: 10,777.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.34 : 19,454.07 = 7,809.58 : x
  2. Step 2: Convert to fraction form
    14,097.34/19,454.07 = 7,809.58/x
  3. Step 3: Cross multiply
    14,097.34x = 19,454.07 × 7,809.58
  4. Step 4: Simplify right side
    14,097.34x = 151,928,115.99
  5. Step 5: Solve for x
    x = 151,928,115.99/14,097.34
  6. Step 6: Final answer
    x = 10,777.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.