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Finding the Fourth Proportional to 79,758.72, 110,060.64 and 46,226.88

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Solution

The fourth proportional to 79,758.72, 110,060.64 and 46,226.88 is: 63,789.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,758.72 : 110,060.64 = 46,226.88 : x
  2. Step 2: Convert to fraction form
    79,758.72/110,060.64 = 46,226.88/x
  3. Step 3: Cross multiply
    79,758.72x = 110,060.64 × 46,226.88
  4. Step 4: Simplify right side
    79,758.72x = 5,087,759,998.00
  5. Step 5: Solve for x
    x = 5,087,759,998.00/79,758.72
  6. Step 6: Final answer
    x = 63,789.39

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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.