Home / 51,852.92-77,795.72-16,312.80

Finding the Fourth Proportional to 51,852.92, 77,795.72 and 16,312.80

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Solution

The fourth proportional to 51,852.92, 77,795.72 and 16,312.80 is: 24,474.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,852.92 : 77,795.72 = 16,312.80 : x
  2. Step 2: Convert to fraction form
    51,852.92/77,795.72 = 16,312.80/x
  3. Step 3: Cross multiply
    51,852.92x = 77,795.72 × 16,312.80
  4. Step 4: Simplify right side
    51,852.92x = 1,269,066,021.22
  5. Step 5: Solve for x
    x = 1,269,066,021.22/51,852.92
  6. Step 6: Final answer
    x = 24,474.34

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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.