Home / 54,235.65-81,213.30-37,420.52

Finding the Fourth Proportional to 54,235.65, 81,213.30 and 37,420.52

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Solution

The fourth proportional to 54,235.65, 81,213.30 and 37,420.52 is: 56,034.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,235.65 : 81,213.30 = 37,420.52 : x
  2. Step 2: Convert to fraction form
    54,235.65/81,213.30 = 37,420.52/x
  3. Step 3: Cross multiply
    54,235.65x = 81,213.30 × 37,420.52
  4. Step 4: Simplify right side
    54,235.65x = 3,039,043,510.85
  5. Step 5: Solve for x
    x = 3,039,043,510.85/54,235.65
  6. Step 6: Final answer
    x = 56,034.05

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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.