Home / 105,679.44-145,800.24-60,324.72

Finding the Fourth Proportional to 105,679.44, 145,800.24 and 60,324.72

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Solution

The fourth proportional to 105,679.44, 145,800.24 and 60,324.72 is: 83,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,679.44 : 145,800.24 = 60,324.72 : x
  2. Step 2: Convert to fraction form
    105,679.44/145,800.24 = 60,324.72/x
  3. Step 3: Cross multiply
    105,679.44x = 145,800.24 × 60,324.72
  4. Step 4: Simplify right side
    105,679.44x = 8,795,358,653.93
  5. Step 5: Solve for x
    x = 8,795,358,653.93/105,679.44
  6. Step 6: Final answer
    x = 83,226.77

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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.