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Finding the Fourth Proportional to 60,246.70, 83,137.45 and 33,388.97

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Solution

The fourth proportional to 60,246.70, 83,137.45 and 33,388.97 is: 46,075.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,246.70 : 83,137.45 = 33,388.97 : x
  2. Step 2: Convert to fraction form
    60,246.70/83,137.45 = 33,388.97/x
  3. Step 3: Cross multiply
    60,246.70x = 83,137.45 × 33,388.97
  4. Step 4: Simplify right side
    60,246.70x = 2,775,873,823.93
  5. Step 5: Solve for x
    x = 2,775,873,823.93/60,246.70
  6. Step 6: Final answer
    x = 46,075.12

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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.