Home / 109,851.30-164,582.55-102,852.90

Finding the Fourth Proportional to 109,851.30, 164,582.55 and 102,852.90

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Solution

The fourth proportional to 109,851.30, 164,582.55 and 102,852.90 is: 154,097.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,851.30 : 164,582.55 = 102,852.90 : x
  2. Step 2: Convert to fraction form
    109,851.30/164,582.55 = 102,852.90/x
  3. Step 3: Cross multiply
    109,851.30x = 164,582.55 × 102,852.90
  4. Step 4: Simplify right side
    109,851.30x = 16,927,792,556.90
  5. Step 5: Solve for x
    x = 16,927,792,556.90/109,851.30
  6. Step 6: Final answer
    x = 154,097.33

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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.