Home / 175,725.12-263,620.80-70,552.32

Finding the Fourth Proportional to 175,725.12, 263,620.80 and 70,552.32

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Solution

The fourth proportional to 175,725.12, 263,620.80 and 70,552.32 is: 105,841.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,725.12 : 263,620.80 = 70,552.32 : x
  2. Step 2: Convert to fraction form
    175,725.12/263,620.80 = 70,552.32/x
  3. Step 3: Cross multiply
    175,725.12x = 263,620.80 × 70,552.32
  4. Step 4: Simplify right side
    175,725.12x = 18,599,059,040.26
  5. Step 5: Solve for x
    x = 18,599,059,040.26/175,725.12
  6. Step 6: Final answer
    x = 105,841.78

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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.