Home / 194,323.37-268,162.65-105,919.34

Finding the Fourth Proportional to 194,323.37, 268,162.65 and 105,919.34

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Solution

The fourth proportional to 194,323.37, 268,162.65 and 105,919.34 is: 146,166.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,323.37 : 268,162.65 = 105,919.34 : x
  2. Step 2: Convert to fraction form
    194,323.37/268,162.65 = 105,919.34/x
  3. Step 3: Cross multiply
    194,323.37x = 268,162.65 × 105,919.34
  4. Step 4: Simplify right side
    194,323.37x = 28,403,609,559.84
  5. Step 5: Solve for x
    x = 28,403,609,559.84/194,323.37
  6. Step 6: Final answer
    x = 146,166.72

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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.