Home / 51,594.70-77,319.06-21,982.72

Finding the Fourth Proportional to 51,594.70, 77,319.06 and 21,982.72

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Solution

The fourth proportional to 51,594.70, 77,319.06 and 21,982.72 is: 32,942.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,594.70 : 77,319.06 = 21,982.72 : x
  2. Step 2: Convert to fraction form
    51,594.70/77,319.06 = 21,982.72/x
  3. Step 3: Cross multiply
    51,594.70x = 77,319.06 × 21,982.72
  4. Step 4: Simplify right side
    51,594.70x = 1,699,683,246.64
  5. Step 5: Solve for x
    x = 1,699,683,246.64/51,594.70
  6. Step 6: Final answer
    x = 32,942.98

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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.