Home / 54,450.72-81,710.64-29,507.76

Finding the Fourth Proportional to 54,450.72, 81,710.64 and 29,507.76

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Solution

The fourth proportional to 54,450.72, 81,710.64 and 29,507.76 is: 44,280.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,450.72 : 81,710.64 = 29,507.76 : x
  2. Step 2: Convert to fraction form
    54,450.72/81,710.64 = 29,507.76/x
  3. Step 3: Cross multiply
    54,450.72x = 81,710.64 × 29,507.76
  4. Step 4: Simplify right side
    54,450.72x = 2,411,097,954.57
  5. Step 5: Solve for x
    x = 2,411,097,954.57/54,450.72
  6. Step 6: Final answer
    x = 44,280.37

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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.