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Finding the Fourth Proportional to 16,798.99, 23,177.80 and 10,834.08

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Solution

The fourth proportional to 16,798.99, 23,177.80 and 10,834.08 is: 14,947.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798.99 : 23,177.80 = 10,834.08 : x
  2. Step 2: Convert to fraction form
    16,798.99/23,177.80 = 10,834.08/x
  3. Step 3: Cross multiply
    16,798.99x = 23,177.80 × 10,834.08
  4. Step 4: Simplify right side
    16,798.99x = 251,110,139.42
  5. Step 5: Solve for x
    x = 251,110,139.42/16,798.99
  6. Step 6: Final answer
    x = 14,947.93

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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.