Home / 185,962.20-256,629.66-101,079.21

Finding the Fourth Proportional to 185,962.20, 256,629.66 and 101,079.21

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Solution

The fourth proportional to 185,962.20, 256,629.66 and 101,079.21 is: 139,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,962.20 : 256,629.66 = 101,079.21 : x
  2. Step 2: Convert to fraction form
    185,962.20/256,629.66 = 101,079.21/x
  3. Step 3: Cross multiply
    185,962.20x = 256,629.66 × 101,079.21
  4. Step 4: Simplify right side
    185,962.20x = 25,939,923,295.37
  5. Step 5: Solve for x
    x = 25,939,923,295.37/185,962.20
  6. Step 6: Final answer
    x = 139,490.30

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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.