Home / 73,012.51-109,529.50-23,081.28

Finding the Fourth Proportional to 73,012.51, 109,529.50 and 23,081.28

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Solution

The fourth proportional to 73,012.51, 109,529.50 and 23,081.28 is: 34,625.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,012.51 : 109,529.50 = 23,081.28 : x
  2. Step 2: Convert to fraction form
    73,012.51/109,529.50 = 23,081.28/x
  3. Step 3: Cross multiply
    73,012.51x = 109,529.50 × 23,081.28
  4. Step 4: Simplify right side
    73,012.51x = 2,528,081,057.76
  5. Step 5: Solve for x
    x = 2,528,081,057.76/73,012.51
  6. Step 6: Final answer
    x = 34,625.31

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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.