Home / 181,417.43-272,126.72-55,058.75

Finding the Fourth Proportional to 181,417.43, 272,126.72 and 55,058.75

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Solution

The fourth proportional to 181,417.43, 272,126.72 and 55,058.75 is: 82,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,417.43 : 272,126.72 = 55,058.75 : x
  2. Step 2: Convert to fraction form
    181,417.43/272,126.72 = 55,058.75/x
  3. Step 3: Cross multiply
    181,417.43x = 272,126.72 × 55,058.75
  4. Step 4: Simplify right side
    181,417.43x = 14,982,955,821.81
  5. Step 5: Solve for x
    x = 14,982,955,821.81/181,417.43
  6. Step 6: Final answer
    x = 82,588.30

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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.