Home / 54,187.46-74,790.40-32,973.56

Finding the Fourth Proportional to 54,187.46, 74,790.40 and 32,973.56

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Solution

The fourth proportional to 54,187.46, 74,790.40 and 32,973.56 is: 45,510.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,187.46 : 74,790.40 = 32,973.56 : x
  2. Step 2: Convert to fraction form
    54,187.46/74,790.40 = 32,973.56/x
  3. Step 3: Cross multiply
    54,187.46x = 74,790.40 × 32,973.56
  4. Step 4: Simplify right side
    54,187.46x = 2,466,105,741.82
  5. Step 5: Solve for x
    x = 2,466,105,741.82/54,187.46
  6. Step 6: Final answer
    x = 45,510.64

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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.