Home / 54,696.18-75,475.08-30,826.56

Finding the Fourth Proportional to 54,696.18, 75,475.08 and 30,826.56

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Solution

The fourth proportional to 54,696.18, 75,475.08 and 30,826.56 is: 42,537.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,696.18 : 75,475.08 = 30,826.56 : x
  2. Step 2: Convert to fraction form
    54,696.18/75,475.08 = 30,826.56/x
  3. Step 3: Cross multiply
    54,696.18x = 75,475.08 × 30,826.56
  4. Step 4: Simplify right side
    54,696.18x = 2,326,637,082.12
  5. Step 5: Solve for x
    x = 2,326,637,082.12/54,696.18
  6. Step 6: Final answer
    x = 42,537.47

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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.