Home / 54,537.48-75,264.66-30,665.16

Finding the Fourth Proportional to 54,537.48, 75,264.66 and 30,665.16

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Solution

The fourth proportional to 54,537.48, 75,264.66 and 30,665.16 is: 42,319.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,537.48 : 75,264.66 = 30,665.16 : x
  2. Step 2: Convert to fraction form
    54,537.48/75,264.66 = 30,665.16/x
  3. Step 3: Cross multiply
    54,537.48x = 75,264.66 × 30,665.16
  4. Step 4: Simplify right side
    54,537.48x = 2,308,002,841.25
  5. Step 5: Solve for x
    x = 2,308,002,841.25/54,537.48
  6. Step 6: Final answer
    x = 42,319.57

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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.