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Finding the Fourth Proportional to 10,246.17, 14,142 and 6,707.32

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Solution

The fourth proportional to 10,246.17, 14,142 and 6,707.32 is: 9,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.17 : 14,142 = 6,707.32 : x
  2. Step 2: Convert to fraction form
    10,246.17/14,142 = 6,707.32/x
  3. Step 3: Cross multiply
    10,246.17x = 14,142 × 6,707.32
  4. Step 4: Simplify right side
    10,246.17x = 94,854,919.44
  5. Step 5: Solve for x
    x = 94,854,919.44/10,246.17
  6. Step 6: Final answer
    x = 9,257.60

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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.