Home / 245,929.58-368,949.89-75,166.79

Finding the Fourth Proportional to 245,929.58, 368,949.89 and 75,166.79

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Solution

The fourth proportional to 245,929.58, 368,949.89 and 75,166.79 is: 112,767.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,929.58 : 368,949.89 = 75,166.79 : x
  2. Step 2: Convert to fraction form
    245,929.58/368,949.89 = 75,166.79/x
  3. Step 3: Cross multiply
    245,929.58x = 368,949.89 × 75,166.79
  4. Step 4: Simplify right side
    245,929.58x = 27,732,779,448.69
  5. Step 5: Solve for x
    x = 27,732,779,448.69/245,929.58
  6. Step 6: Final answer
    x = 112,767.16

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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.