Home / 185,669.37-256,223.50-100,786.44

Finding the Fourth Proportional to 185,669.37, 256,223.50 and 100,786.44

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Solution

The fourth proportional to 185,669.37, 256,223.50 and 100,786.44 is: 139,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,669.37 : 256,223.50 = 100,786.44 : x
  2. Step 2: Convert to fraction form
    185,669.37/256,223.50 = 100,786.44/x
  3. Step 3: Cross multiply
    185,669.37x = 256,223.50 × 100,786.44
  4. Step 4: Simplify right side
    185,669.37x = 25,823,854,409.34
  5. Step 5: Solve for x
    x = 25,823,854,409.34/185,669.37
  6. Step 6: Final answer
    x = 139,085.16

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1.5x scale

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.