Home / 34,505.06-51,744.87-12,312.50

Finding the Fourth Proportional to 34,505.06, 51,744.87 and 12,312.50

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Solution

The fourth proportional to 34,505.06, 51,744.87 and 12,312.50 is: 18,464.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,505.06 : 51,744.87 = 12,312.50 : x
  2. Step 2: Convert to fraction form
    34,505.06/51,744.87 = 12,312.50/x
  3. Step 3: Cross multiply
    34,505.06x = 51,744.87 × 12,312.50
  4. Step 4: Simplify right side
    34,505.06x = 637,108,711.88
  5. Step 5: Solve for x
    x = 637,108,711.88/34,505.06
  6. Step 6: Final answer
    x = 18,464.21

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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.