Home / 124,354.77-186,554.31-57,869.97

Finding the Fourth Proportional to 124,354.77, 186,554.31 and 57,869.97

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Solution

The fourth proportional to 124,354.77, 186,554.31 and 57,869.97 is: 86,815.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,354.77 : 186,554.31 = 57,869.97 : x
  2. Step 2: Convert to fraction form
    124,354.77/186,554.31 = 57,869.97/x
  3. Step 3: Cross multiply
    124,354.77x = 186,554.31 × 57,869.97
  4. Step 4: Simplify right side
    124,354.77x = 10,795,892,323.07
  5. Step 5: Solve for x
    x = 10,795,892,323.07/124,354.77
  6. Step 6: Final answer
    x = 86,815.27

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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.