Home / 45,707.51-68,562.77-15,721.44

Finding the Fourth Proportional to 45,707.51, 68,562.77 and 15,721.44

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Solution

The fourth proportional to 45,707.51, 68,562.77 and 15,721.44 is: 23,582.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,707.51 : 68,562.77 = 15,721.44 : x
  2. Step 2: Convert to fraction form
    45,707.51/68,562.77 = 15,721.44/x
  3. Step 3: Cross multiply
    45,707.51x = 68,562.77 × 15,721.44
  4. Step 4: Simplify right side
    45,707.51x = 1,077,905,396.18
  5. Step 5: Solve for x
    x = 1,077,905,396.18/45,707.51
  6. Step 6: Final answer
    x = 23,582.68

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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.