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Finding the Fourth Proportional to 54,999.36, 75,899.36 and 29,848.88

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Solution

The fourth proportional to 54,999.36, 75,899.36 and 29,848.88 is: 41,191.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,999.36 : 75,899.36 = 29,848.88 : x
  2. Step 2: Convert to fraction form
    54,999.36/75,899.36 = 29,848.88/x
  3. Step 3: Cross multiply
    54,999.36x = 75,899.36 × 29,848.88
  4. Step 4: Simplify right side
    54,999.36x = 2,265,510,888.72
  5. Step 5: Solve for x
    x = 2,265,510,888.72/54,999.36
  6. Step 6: Final answer
    x = 41,191.59

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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.