Home / 54,576.20-75,314.85-30,703.02

Finding the Fourth Proportional to 54,576.20, 75,314.85 and 30,703.02

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Solution

The fourth proportional to 54,576.20, 75,314.85 and 30,703.02 is: 42,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,576.20 : 75,314.85 = 30,703.02 : x
  2. Step 2: Convert to fraction form
    54,576.20/75,314.85 = 30,703.02/x
  3. Step 3: Cross multiply
    54,576.20x = 75,314.85 × 30,703.02
  4. Step 4: Simplify right side
    54,576.20x = 2,312,393,345.85
  5. Step 5: Solve for x
    x = 2,312,393,345.85/54,576.20
  6. Step 6: Final answer
    x = 42,370.00

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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.