Home / 54,620.63-75,377.88-30,748.16

Finding the Fourth Proportional to 54,620.63, 75,377.88 and 30,748.16

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Solution

The fourth proportional to 54,620.63, 75,377.88 and 30,748.16 is: 42,433.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,620.63 : 75,377.88 = 30,748.16 : x
  2. Step 2: Convert to fraction form
    54,620.63/75,377.88 = 30,748.16/x
  3. Step 3: Cross multiply
    54,620.63x = 75,377.88 × 30,748.16
  4. Step 4: Simplify right side
    54,620.63x = 2,317,731,114.70
  5. Step 5: Solve for x
    x = 2,317,731,114.70/54,620.63
  6. Step 6: Final answer
    x = 42,433.25

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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.