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Finding the Fourth Proportional to 14,095.95, 19,451.88 and 8,127.87

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Solution

The fourth proportional to 14,095.95, 19,451.88 and 8,127.87 is: 11,216.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095.95 : 19,451.88 = 8,127.87 : x
  2. Step 2: Convert to fraction form
    14,095.95/19,451.88 = 8,127.87/x
  3. Step 3: Cross multiply
    14,095.95x = 19,451.88 × 8,127.87
  4. Step 4: Simplify right side
    14,095.95x = 158,102,351.90
  5. Step 5: Solve for x
    x = 158,102,351.90/14,095.95
  6. Step 6: Final answer
    x = 11,216.15

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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.