Home / 106,042.68-159,064.05-49,841.52

Finding the Fourth Proportional to 106,042.68, 159,064.05 and 49,841.52

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Solution

The fourth proportional to 106,042.68, 159,064.05 and 49,841.52 is: 74,762.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,042.68 : 159,064.05 = 49,841.52 : x
  2. Step 2: Convert to fraction form
    106,042.68/159,064.05 = 49,841.52/x
  3. Step 3: Cross multiply
    106,042.68x = 159,064.05 × 49,841.52
  4. Step 4: Simplify right side
    106,042.68x = 7,927,994,029.36
  5. Step 5: Solve for x
    x = 7,927,994,029.36/106,042.68
  6. Step 6: Final answer
    x = 74,762.29

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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.