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Finding the Fourth Proportional to 54,526.56, 81,790.56 and 19,468.32

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Solution

The fourth proportional to 54,526.56, 81,790.56 and 19,468.32 is: 29,202.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,526.56 : 81,790.56 = 19,468.32 : x
  2. Step 2: Convert to fraction form
    54,526.56/81,790.56 = 19,468.32/x
  3. Step 3: Cross multiply
    54,526.56x = 81,790.56 × 19,468.32
  4. Step 4: Simplify right side
    54,526.56x = 1,592,324,795.06
  5. Step 5: Solve for x
    x = 1,592,324,795.06/54,526.56
  6. Step 6: Final answer
    x = 29,202.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.