Home / 54,875.90-82,313.85-37,161.20

Finding the Fourth Proportional to 54,875.90, 82,313.85 and 37,161.20

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Solution

The fourth proportional to 54,875.90, 82,313.85 and 37,161.20 is: 55,741.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,875.90 : 82,313.85 = 37,161.20 : x
  2. Step 2: Convert to fraction form
    54,875.90/82,313.85 = 37,161.20/x
  3. Step 3: Cross multiply
    54,875.90x = 82,313.85 × 37,161.20
  4. Step 4: Simplify right side
    54,875.90x = 3,058,881,442.62
  5. Step 5: Solve for x
    x = 3,058,881,442.62/54,875.90
  6. Step 6: Final answer
    x = 55,741.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.