Home / 185,986.80-256,658.76-101,106

Finding the Fourth Proportional to 185,986.80, 256,658.76 and 101,106

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Solution

The fourth proportional to 185,986.80, 256,658.76 and 101,106 is: 139,524.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,986.80 : 256,658.76 = 101,106 : x
  2. Step 2: Convert to fraction form
    185,986.80/256,658.76 = 101,106/x
  3. Step 3: Cross multiply
    185,986.80x = 256,658.76 × 101,106
  4. Step 4: Simplify right side
    185,986.80x = 25,949,740,588.56
  5. Step 5: Solve for x
    x = 25,949,740,588.56/185,986.80
  6. Step 6: Final answer
    x = 139,524.64

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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.