Home / 102,929.03-154,371.93-29,039.75

Finding the Fourth Proportional to 102,929.03, 154,371.93 and 29,039.75

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Solution

The fourth proportional to 102,929.03, 154,371.93 and 29,039.75 is: 43,553.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,929.03 : 154,371.93 = 29,039.75 : x
  2. Step 2: Convert to fraction form
    102,929.03/154,371.93 = 29,039.75/x
  3. Step 3: Cross multiply
    102,929.03x = 154,371.93 × 29,039.75
  4. Step 4: Simplify right side
    102,929.03x = 4,482,922,254.22
  5. Step 5: Solve for x
    x = 4,482,922,254.22/102,929.03
  6. Step 6: Final answer
    x = 43,553.53

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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.