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Finding the Fourth Proportional to 17,030.12, 25,530.06 and 6,649.16

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Solution

The fourth proportional to 17,030.12, 25,530.06 and 6,649.16 is: 9,967.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,030.12 : 25,530.06 = 6,649.16 : x
  2. Step 2: Convert to fraction form
    17,030.12/25,530.06 = 6,649.16/x
  3. Step 3: Cross multiply
    17,030.12x = 25,530.06 × 6,649.16
  4. Step 4: Simplify right side
    17,030.12x = 169,753,453.75
  5. Step 5: Solve for x
    x = 169,753,453.75/17,030.12
  6. Step 6: Final answer
    x = 9,967.84

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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.