Home / 34,505.10-51,679.89-20,624.94

Finding the Fourth Proportional to 34,505.10, 51,679.89 and 20,624.94

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Solution

The fourth proportional to 34,505.10, 51,679.89 and 20,624.94 is: 30,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,505.10 : 51,679.89 = 20,624.94 : x
  2. Step 2: Convert to fraction form
    34,505.10/51,679.89 = 20,624.94/x
  3. Step 3: Cross multiply
    34,505.10x = 51,679.89 × 20,624.94
  4. Step 4: Simplify right side
    34,505.10x = 1,065,894,630.46
  5. Step 5: Solve for x
    x = 1,065,894,630.46/34,505.10
  6. Step 6: Final answer
    x = 30,890.93

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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.