Home / 49,124.52-73,625.10-21,011.50

Finding the Fourth Proportional to 49,124.52, 73,625.10 and 21,011.50

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Solution

The fourth proportional to 49,124.52, 73,625.10 and 21,011.50 is: 31,490.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,124.52 : 73,625.10 = 21,011.50 : x
  2. Step 2: Convert to fraction form
    49,124.52/73,625.10 = 21,011.50/x
  3. Step 3: Cross multiply
    49,124.52x = 73,625.10 × 21,011.50
  4. Step 4: Simplify right side
    49,124.52x = 1,546,973,788.65
  5. Step 5: Solve for x
    x = 1,546,973,788.65/49,124.52
  6. Step 6: Final answer
    x = 31,490.87

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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.