Home / 185,173.96-255,555.80-104,616.28

Finding the Fourth Proportional to 185,173.96, 255,555.80 and 104,616.28

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Solution

The fourth proportional to 185,173.96, 255,555.80 and 104,616.28 is: 144,379.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,173.96 : 255,555.80 = 104,616.28 : x
  2. Step 2: Convert to fraction form
    185,173.96/255,555.80 = 104,616.28/x
  3. Step 3: Cross multiply
    185,173.96x = 255,555.80 × 104,616.28
  4. Step 4: Simplify right side
    185,173.96x = 26,735,297,128.42
  5. Step 5: Solve for x
    x = 26,735,297,128.42/185,173.96
  6. Step 6: Final answer
    x = 144,379.36

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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.