Home / 79,527.08-109,772.92-50,923.76

Finding the Fourth Proportional to 79,527.08, 109,772.92 and 50,923.76

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Solution

The fourth proportional to 79,527.08, 109,772.92 and 50,923.76 is: 70,291.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,527.08 : 109,772.92 = 50,923.76 : x
  2. Step 2: Convert to fraction form
    79,527.08/109,772.92 = 50,923.76/x
  3. Step 3: Cross multiply
    79,527.08x = 109,772.92 × 50,923.76
  4. Step 4: Simplify right side
    79,527.08x = 5,590,049,832.58
  5. Step 5: Solve for x
    x = 5,590,049,832.58/79,527.08
  6. Step 6: Final answer
    x = 70,291.15

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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.