Home / 76,328,441.75-105,333,169.91-41,521,049.16

Finding the Fourth Proportional to 76,328,441.75, 105,333,169.91 and 41,521,049.16

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Solution

The fourth proportional to 76,328,441.75, 105,333,169.91 and 41,521,049.16 is: 57,299,004.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,328,441.75 : 105,333,169.91 = 41,521,049.16 : x
  2. Step 2: Convert to fraction form
    76,328,441.75/105,333,169.91 = 41,521,049.16/x
  3. Step 3: Cross multiply
    76,328,441.75x = 105,333,169.91 × 41,521,049.16
  4. Step 4: Simplify right side
    76,328,441.75x = 4,373,543,725,804,137
  5. Step 5: Solve for x
    x = 4,373,543,725,804,137/76,328,441.75
  6. Step 6: Final answer
    x = 57,299,004.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.