Home / 115,329.60-172,933.83-52,095.24

Finding the Fourth Proportional to 115,329.60, 172,933.83 and 52,095.24

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Solution

The fourth proportional to 115,329.60, 172,933.83 and 52,095.24 is: 78,115.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,329.60 : 172,933.83 = 52,095.24 : x
  2. Step 2: Convert to fraction form
    115,329.60/172,933.83 = 52,095.24/x
  3. Step 3: Cross multiply
    115,329.60x = 172,933.83 × 52,095.24
  4. Step 4: Simplify right side
    115,329.60x = 9,009,029,377.97
  5. Step 5: Solve for x
    x = 9,009,029,377.97/115,329.60
  6. Step 6: Final answer
    x = 78,115.50

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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.