Home / 62,666.56-94,000.32-21,112.96

Finding the Fourth Proportional to 62,666.56, 94,000.32 and 21,112.96

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Solution

The fourth proportional to 62,666.56, 94,000.32 and 21,112.96 is: 31,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,666.56 : 94,000.32 = 21,112.96 : x
  2. Step 2: Convert to fraction form
    62,666.56/94,000.32 = 21,112.96/x
  3. Step 3: Cross multiply
    62,666.56x = 94,000.32 × 21,112.96
  4. Step 4: Simplify right side
    62,666.56x = 1,984,624,996.15
  5. Step 5: Solve for x
    x = 1,984,624,996.15/62,666.56
  6. Step 6: Final answer
    x = 31,669.60

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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.