Home / 50,306.00-75,474.80-20,737.76

Finding the Fourth Proportional to 50,306.00, 75,474.80 and 20,737.76

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Solution

The fourth proportional to 50,306.00, 75,474.80 and 20,737.76 is: 31,113.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,306.00 : 75,474.80 = 20,737.76 : x
  2. Step 2: Convert to fraction form
    50,306.00/75,474.80 = 20,737.76/x
  3. Step 3: Cross multiply
    50,306.00x = 75,474.80 × 20,737.76
  4. Step 4: Simplify right side
    50,306.00x = 1,565,178,528.98
  5. Step 5: Solve for x
    x = 1,565,178,528.98/50,306.00
  6. Step 6: Final answer
    x = 31,113.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.