Home / 175,091.60-262,637.40-172,467.20

Finding the Fourth Proportional to 175,091.60, 262,637.40 and 172,467.20

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Solution

The fourth proportional to 175,091.60, 262,637.40 and 172,467.20 is: 258,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,091.60 : 262,637.40 = 172,467.20 : x
  2. Step 2: Convert to fraction form
    175,091.60/262,637.40 = 172,467.20/x
  3. Step 3: Cross multiply
    175,091.60x = 262,637.40 × 172,467.20
  4. Step 4: Simplify right side
    175,091.60x = 45,296,336,993.28
  5. Step 5: Solve for x
    x = 45,296,336,993.28/175,091.60
  6. Step 6: Final answer
    x = 258,700.80

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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.