Home / 61,192.57-91,786.93-16,818.94

Finding the Fourth Proportional to 61,192.57, 91,786.93 and 16,818.94

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Solution

The fourth proportional to 61,192.57, 91,786.93 and 16,818.94 is: 25,227.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,192.57 : 91,786.93 = 16,818.94 : x
  2. Step 2: Convert to fraction form
    61,192.57/91,786.93 = 16,818.94/x
  3. Step 3: Cross multiply
    61,192.57x = 91,786.93 × 16,818.94
  4. Step 4: Simplify right side
    61,192.57x = 1,543,758,868.45
  5. Step 5: Solve for x
    x = 1,543,758,868.45/61,192.57
  6. Step 6: Final answer
    x = 25,227.88

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1.5x scale

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.