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Finding the Fourth Proportional to 14,020.94, 19,348.86 and 8,053.00

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Solution

The fourth proportional to 14,020.94, 19,348.86 and 8,053.00 is: 11,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.94 : 19,348.86 = 8,053.00 : x
  2. Step 2: Convert to fraction form
    14,020.94/19,348.86 = 8,053.00/x
  3. Step 3: Cross multiply
    14,020.94x = 19,348.86 × 8,053.00
  4. Step 4: Simplify right side
    14,020.94x = 155,816,272.84
  5. Step 5: Solve for x
    x = 155,816,272.84/14,020.94
  6. Step 6: Final answer
    x = 11,113.11

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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.