Home / 185,186.12-255,577.57-104,618.82

Finding the Fourth Proportional to 185,186.12, 255,577.57 and 104,618.82

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Solution

The fourth proportional to 185,186.12, 255,577.57 and 104,618.82 is: 144,385.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,186.12 : 255,577.57 = 104,618.82 : x
  2. Step 2: Convert to fraction form
    185,186.12/255,577.57 = 104,618.82/x
  3. Step 3: Cross multiply
    185,186.12x = 255,577.57 × 104,618.82
  4. Step 4: Simplify right side
    185,186.12x = 26,738,223,530.32
  5. Step 5: Solve for x
    x = 26,738,223,530.32/185,186.12
  6. Step 6: Final answer
    x = 144,385.68

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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.