Home / 58,147.01-87,165.15-18,676.45

Finding the Fourth Proportional to 58,147.01, 87,165.15 and 18,676.45

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Solution

The fourth proportional to 58,147.01, 87,165.15 and 18,676.45 is: 27,996.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,147.01 : 87,165.15 = 18,676.45 : x
  2. Step 2: Convert to fraction form
    58,147.01/87,165.15 = 18,676.45/x
  3. Step 3: Cross multiply
    58,147.01x = 87,165.15 × 18,676.45
  4. Step 4: Simplify right side
    58,147.01x = 1,627,935,674.67
  5. Step 5: Solve for x
    x = 1,627,935,674.67/58,147.01
  6. Step 6: Final answer
    x = 27,996.89

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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.