Home / 58,628.04-87,951.30-19,175.91

Finding the Fourth Proportional to 58,628.04, 87,951.30 and 19,175.91

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Solution

The fourth proportional to 58,628.04, 87,951.30 and 19,175.91 is: 28,766.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,628.04 : 87,951.30 = 19,175.91 : x
  2. Step 2: Convert to fraction form
    58,628.04/87,951.30 = 19,175.91/x
  3. Step 3: Cross multiply
    58,628.04x = 87,951.30 × 19,175.91
  4. Step 4: Simplify right side
    58,628.04x = 1,686,546,213.18
  5. Step 5: Solve for x
    x = 1,686,546,213.18/58,628.04
  6. Step 6: Final answer
    x = 28,766.89

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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.