Home / 51,234.53-70,704.05-28,574.96

Finding the Fourth Proportional to 51,234.53, 70,704.05 and 28,574.96

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Solution

The fourth proportional to 51,234.53, 70,704.05 and 28,574.96 is: 39,433.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,234.53 : 70,704.05 = 28,574.96 : x
  2. Step 2: Convert to fraction form
    51,234.53/70,704.05 = 28,574.96/x
  3. Step 3: Cross multiply
    51,234.53x = 70,704.05 × 28,574.96
  4. Step 4: Simplify right side
    51,234.53x = 2,020,364,904.19
  5. Step 5: Solve for x
    x = 2,020,364,904.19/51,234.53
  6. Step 6: Final answer
    x = 39,433.66

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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.