Home / 50,484.92-69,669.30-30,342.20

Finding the Fourth Proportional to 50,484.92, 69,669.30 and 30,342.20

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Solution

The fourth proportional to 50,484.92, 69,669.30 and 30,342.20 is: 41,872.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,484.92 : 69,669.30 = 30,342.20 : x
  2. Step 2: Convert to fraction form
    50,484.92/69,669.30 = 30,342.20/x
  3. Step 3: Cross multiply
    50,484.92x = 69,669.30 × 30,342.20
  4. Step 4: Simplify right side
    50,484.92x = 2,113,919,834.46
  5. Step 5: Solve for x
    x = 2,113,919,834.46/50,484.92
  6. Step 6: Final answer
    x = 41,872.30

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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.