Home / 185,518.90-256,016.16-104,944.70

Finding the Fourth Proportional to 185,518.90, 256,016.16 and 104,944.70

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Solution

The fourth proportional to 185,518.90, 256,016.16 and 104,944.70 is: 144,823.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,518.90 : 256,016.16 = 104,944.70 : x
  2. Step 2: Convert to fraction form
    185,518.90/256,016.16 = 104,944.70/x
  3. Step 3: Cross multiply
    185,518.90x = 256,016.16 × 104,944.70
  4. Step 4: Simplify right side
    185,518.90x = 26,867,539,106.35
  5. Step 5: Solve for x
    x = 26,867,539,106.35/185,518.90
  6. Step 6: Final answer
    x = 144,823.73

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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.