Home / 54,493.02-75,200.94-30,620.16

Finding the Fourth Proportional to 54,493.02, 75,200.94 and 30,620.16

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Solution

The fourth proportional to 54,493.02, 75,200.94 and 30,620.16 is: 42,256.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,493.02 : 75,200.94 = 30,620.16 : x
  2. Step 2: Convert to fraction form
    54,493.02/75,200.94 = 30,620.16/x
  3. Step 3: Cross multiply
    54,493.02x = 75,200.94 × 30,620.16
  4. Step 4: Simplify right side
    54,493.02x = 2,302,664,814.95
  5. Step 5: Solve for x
    x = 2,302,664,814.95/54,493.02
  6. Step 6: Final answer
    x = 42,256.14

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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.