Home / 50,666.19-69,919.41-30,523.92

Finding the Fourth Proportional to 50,666.19, 69,919.41 and 30,523.92

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Solution

The fourth proportional to 50,666.19, 69,919.41 and 30,523.92 is: 42,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,666.19 : 69,919.41 = 30,523.92 : x
  2. Step 2: Convert to fraction form
    50,666.19/69,919.41 = 30,523.92/x
  3. Step 3: Cross multiply
    50,666.19x = 69,919.41 × 30,523.92
  4. Step 4: Simplify right side
    50,666.19x = 2,134,214,477.29
  5. Step 5: Solve for x
    x = 2,134,214,477.29/50,666.19
  6. Step 6: Final answer
    x = 42,123.05

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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.