Home / 351,329.04-527,015.16-140,939.64

Finding the Fourth Proportional to 351,329.04, 527,015.16 and 140,939.64

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Solution

The fourth proportional to 351,329.04, 527,015.16 and 140,939.64 is: 211,418.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,329.04 : 527,015.16 = 140,939.64 : x
  2. Step 2: Convert to fraction form
    351,329.04/527,015.16 = 140,939.64/x
  3. Step 3: Cross multiply
    351,329.04x = 527,015.16 × 140,939.64
  4. Step 4: Simplify right side
    351,329.04x = 74,277,326,924.94
  5. Step 5: Solve for x
    x = 74,277,326,924.94/351,329.04
  6. Step 6: Final answer
    x = 211,418.13

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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.