Home / 543,923.10-816,032.28-164,828.52

Finding the Fourth Proportional to 543,923.10, 816,032.28 and 164,828.52

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Solution

The fourth proportional to 543,923.10, 816,032.28 and 164,828.52 is: 247,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,923.10 : 816,032.28 = 164,828.52 : x
  2. Step 2: Convert to fraction form
    543,923.10/816,032.28 = 164,828.52/x
  3. Step 3: Cross multiply
    543,923.10x = 816,032.28 × 164,828.52
  4. Step 4: Simplify right side
    543,923.10x = 134,505,392,984.63
  5. Step 5: Solve for x
    x = 134,505,392,984.63/543,923.10
  6. Step 6: Final answer
    x = 247,287.52

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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.