Home / 177,582.24-245,067.12-102,135.60

Finding the Fourth Proportional to 177,582.24, 245,067.12 and 102,135.60

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Solution

The fourth proportional to 177,582.24, 245,067.12 and 102,135.60 is: 140,949.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,582.24 : 245,067.12 = 102,135.60 : x
  2. Step 2: Convert to fraction form
    177,582.24/245,067.12 = 102,135.60/x
  3. Step 3: Cross multiply
    177,582.24x = 245,067.12 × 102,135.60
  4. Step 4: Simplify right side
    177,582.24x = 25,030,077,341.47
  5. Step 5: Solve for x
    x = 25,030,077,341.47/177,582.24
  6. Step 6: Final answer
    x = 140,949.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.