Home / 531,215.10-796,821.03-166,504.50

Finding the Fourth Proportional to 531,215.10, 796,821.03 and 166,504.50

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Solution

The fourth proportional to 531,215.10, 796,821.03 and 166,504.50 is: 249,756.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,215.10 : 796,821.03 = 166,504.50 : x
  2. Step 2: Convert to fraction form
    531,215.10/796,821.03 = 166,504.50/x
  3. Step 3: Cross multiply
    531,215.10x = 796,821.03 × 166,504.50
  4. Step 4: Simplify right side
    531,215.10x = 132,674,287,189.64
  5. Step 5: Solve for x
    x = 132,674,287,189.64/531,215.10
  6. Step 6: Final answer
    x = 249,756.24

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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.