Home / 54,398.75-75,077.73-30,526.83

Finding the Fourth Proportional to 54,398.75, 75,077.73 and 30,526.83

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Solution

The fourth proportional to 54,398.75, 75,077.73 and 30,526.83 is: 42,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,398.75 : 75,077.73 = 30,526.83 : x
  2. Step 2: Convert to fraction form
    54,398.75/75,077.73 = 30,526.83/x
  3. Step 3: Cross multiply
    54,398.75x = 75,077.73 × 30,526.83
  4. Step 4: Simplify right side
    54,398.75x = 2,291,885,100.50
  5. Step 5: Solve for x
    x = 2,291,885,100.50/54,398.75
  6. Step 6: Final answer
    x = 42,131.21

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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.