Home / 185,185.86-255,577.23-104,618.57

Finding the Fourth Proportional to 185,185.86, 255,577.23 and 104,618.57

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Solution

The fourth proportional to 185,185.86, 255,577.23 and 104,618.57 is: 144,385.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,185.86 : 255,577.23 = 104,618.57 : x
  2. Step 2: Convert to fraction form
    185,185.86/255,577.23 = 104,618.57/x
  3. Step 3: Cross multiply
    185,185.86x = 255,577.23 × 104,618.57
  4. Step 4: Simplify right side
    185,185.86x = 26,738,123,804.07
  5. Step 5: Solve for x
    x = 26,738,123,804.07/185,185.86
  6. Step 6: Final answer
    x = 144,385.34

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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.