Home / 54,768.51-81,756.56-48,125.48

Finding the Fourth Proportional to 54,768.51, 81,756.56 and 48,125.48

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Solution

The fourth proportional to 54,768.51, 81,756.56 and 48,125.48 is: 71,840.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,768.51 : 81,756.56 = 48,125.48 : x
  2. Step 2: Convert to fraction form
    54,768.51/81,756.56 = 48,125.48/x
  3. Step 3: Cross multiply
    54,768.51x = 81,756.56 × 48,125.48
  4. Step 4: Simplify right side
    54,768.51x = 3,934,573,404.68
  5. Step 5: Solve for x
    x = 3,934,573,404.68/54,768.51
  6. Step 6: Final answer
    x = 71,840.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.