Home / 163,842.14-245,755.01-45,514.51

Finding the Fourth Proportional to 163,842.14, 245,755.01 and 45,514.51

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Solution

The fourth proportional to 163,842.14, 245,755.01 and 45,514.51 is: 68,269.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,842.14 : 245,755.01 = 45,514.51 : x
  2. Step 2: Convert to fraction form
    163,842.14/245,755.01 = 45,514.51/x
  3. Step 3: Cross multiply
    163,842.14x = 245,755.01 × 45,514.51
  4. Step 4: Simplify right side
    163,842.14x = 11,185,418,359.59
  5. Step 5: Solve for x
    x = 11,185,418,359.59/163,842.14
  6. Step 6: Final answer
    x = 68,269.48

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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.