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Finding the Fourth Proportional to 9,492.48, 14,173.92 and 8,498.88

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Solution

The fourth proportional to 9,492.48, 14,173.92 and 8,498.88 is: 12,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,492.48 : 14,173.92 = 8,498.88 : x
  2. Step 2: Convert to fraction form
    9,492.48/14,173.92 = 8,498.88/x
  3. Step 3: Cross multiply
    9,492.48x = 14,173.92 × 8,498.88
  4. Step 4: Simplify right side
    9,492.48x = 120,462,445.21
  5. Step 5: Solve for x
    x = 120,462,445.21/9,492.48
  6. Step 6: Final answer
    x = 12,690.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.