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Finding the Fourth Proportional to 14,968.55, 20,657.98 and 8,595.98

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Solution

The fourth proportional to 14,968.55, 20,657.98 and 8,595.98 is: 11,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,968.55 : 20,657.98 = 8,595.98 : x
  2. Step 2: Convert to fraction form
    14,968.55/20,657.98 = 8,595.98/x
  3. Step 3: Cross multiply
    14,968.55x = 20,657.98 × 8,595.98
  4. Step 4: Simplify right side
    14,968.55x = 177,575,582.92
  5. Step 5: Solve for x
    x = 177,575,582.92/14,968.55
  6. Step 6: Final answer
    x = 11,863.25

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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.