Home / 175,345.16-263,104.14-108,768.20

Finding the Fourth Proportional to 175,345.16, 263,104.14 and 108,768.20

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Solution

The fourth proportional to 175,345.16, 263,104.14 and 108,768.20 is: 163,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,345.16 : 263,104.14 = 108,768.20 : x
  2. Step 2: Convert to fraction form
    175,345.16/263,104.14 = 108,768.20/x
  3. Step 3: Cross multiply
    175,345.16x = 263,104.14 × 108,768.20
  4. Step 4: Simplify right side
    175,345.16x = 28,617,363,720.35
  5. Step 5: Solve for x
    x = 28,617,363,720.35/175,345.16
  6. Step 6: Final answer
    x = 163,205.89

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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.