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Finding the Fourth Proportional to 45,698.98, 63,065.43 and 27,794.74

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Solution

The fourth proportional to 45,698.98, 63,065.43 and 27,794.74 is: 38,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,698.98 : 63,065.43 = 27,794.74 : x
  2. Step 2: Convert to fraction form
    45,698.98/63,065.43 = 27,794.74/x
  3. Step 3: Cross multiply
    45,698.98x = 63,065.43 × 27,794.74
  4. Step 4: Simplify right side
    45,698.98x = 1,752,887,229.84
  5. Step 5: Solve for x
    x = 1,752,887,229.84/45,698.98
  6. Step 6: Final answer
    x = 38,357.25

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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.