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Finding the Fourth Proportional to 60,755.01, 83,842.21 and 33,899.03

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Solution

The fourth proportional to 60,755.01, 83,842.21 and 33,899.03 is: 46,780.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,755.01 : 83,842.21 = 33,899.03 : x
  2. Step 2: Convert to fraction form
    60,755.01/83,842.21 = 33,899.03/x
  3. Step 3: Cross multiply
    60,755.01x = 83,842.21 × 33,899.03
  4. Step 4: Simplify right side
    60,755.01x = 2,842,169,860.77
  5. Step 5: Solve for x
    x = 2,842,169,860.77/60,755.01
  6. Step 6: Final answer
    x = 46,780.83

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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.