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Finding the Fourth Proportional to 54,554.60, 75,318.72 and 37,589.06

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Solution

The fourth proportional to 54,554.60, 75,318.72 and 37,589.06 is: 51,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,554.60 : 75,318.72 = 37,589.06 : x
  2. Step 2: Convert to fraction form
    54,554.60/75,318.72 = 37,589.06/x
  3. Step 3: Cross multiply
    54,554.60x = 75,318.72 × 37,589.06
  4. Step 4: Simplify right side
    54,554.60x = 2,831,159,885.20
  5. Step 5: Solve for x
    x = 2,831,159,885.20/54,554.60
  6. Step 6: Final answer
    x = 51,895.90

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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.