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Finding the Fourth Proportional to 60,649.80, 83,702.88 and 33,796.68

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Solution

The fourth proportional to 60,649.80, 83,702.88 and 33,796.68 is: 46,642.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,649.80 : 83,702.88 = 33,796.68 : x
  2. Step 2: Convert to fraction form
    60,649.80/83,702.88 = 33,796.68/x
  3. Step 3: Cross multiply
    60,649.80x = 83,702.88 × 33,796.68
  4. Step 4: Simplify right side
    60,649.80x = 2,828,879,450.44
  5. Step 5: Solve for x
    x = 2,828,879,450.44/60,649.80
  6. Step 6: Final answer
    x = 46,642.85

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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.