Home / 58,479.36-87,732-16,926.72

Finding the Fourth Proportional to 58,479.36, 87,732 and 16,926.72

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Solution

The fourth proportional to 58,479.36, 87,732 and 16,926.72 is: 25,393.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,479.36 : 87,732 = 16,926.72 : x
  2. Step 2: Convert to fraction form
    58,479.36/87,732 = 16,926.72/x
  3. Step 3: Cross multiply
    58,479.36x = 87,732 × 16,926.72
  4. Step 4: Simplify right side
    58,479.36x = 1,485,014,999.04
  5. Step 5: Solve for x
    x = 1,485,014,999.04/58,479.36
  6. Step 6: Final answer
    x = 25,393.83

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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.