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Finding the Fourth Proportional to 54,369.66, 81,577.95 and 29,427.30

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Solution

The fourth proportional to 54,369.66, 81,577.95 and 29,427.30 is: 44,153.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,369.66 : 81,577.95 = 29,427.30 : x
  2. Step 2: Convert to fraction form
    54,369.66/81,577.95 = 29,427.30/x
  3. Step 3: Cross multiply
    54,369.66x = 81,577.95 × 29,427.30
  4. Step 4: Simplify right side
    54,369.66x = 2,400,618,808.04
  5. Step 5: Solve for x
    x = 2,400,618,808.04/54,369.66
  6. Step 6: Final answer
    x = 44,153.65

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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.