Home / 49,832.31-74,783.50-45,068.03

Finding the Fourth Proportional to 49,832.31, 74,783.50 and 45,068.03

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Solution

The fourth proportional to 49,832.31, 74,783.50 and 45,068.03 is: 67,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,832.31 : 74,783.50 = 45,068.03 : x
  2. Step 2: Convert to fraction form
    49,832.31/74,783.50 = 45,068.03/x
  3. Step 3: Cross multiply
    49,832.31x = 74,783.50 × 45,068.03
  4. Step 4: Simplify right side
    49,832.31x = 3,370,344,422.25
  5. Step 5: Solve for x
    x = 3,370,344,422.25/49,832.31
  6. Step 6: Final answer
    x = 67,633.72

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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.