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Finding the Fourth Proportional to 55,010.56, 75,914.12 and 29,860.08

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Solution

The fourth proportional to 55,010.56, 75,914.12 and 29,860.08 is: 41,206.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,010.56 : 75,914.12 = 29,860.08 : x
  2. Step 2: Convert to fraction form
    55,010.56/75,914.12 = 29,860.08/x
  3. Step 3: Cross multiply
    55,010.56x = 75,914.12 × 29,860.08
  4. Step 4: Simplify right side
    55,010.56x = 2,266,801,696.33
  5. Step 5: Solve for x
    x = 2,266,801,696.33/55,010.56
  6. Step 6: Final answer
    x = 41,206.66

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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.