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Finding the Fourth Proportional to 11,374.70, 17,066.09 and 5,830.65

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Solution

The fourth proportional to 11,374.70, 17,066.09 and 5,830.65 is: 8,748.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,374.70 : 17,066.09 = 5,830.65 : x
  2. Step 2: Convert to fraction form
    11,374.70/17,066.09 = 5,830.65/x
  3. Step 3: Cross multiply
    11,374.70x = 17,066.09 × 5,830.65
  4. Step 4: Simplify right side
    11,374.70x = 99,506,412.24
  5. Step 5: Solve for x
    x = 99,506,412.24/11,374.70
  6. Step 6: Final answer
    x = 8,748.05

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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.