Home / 117,462.87-176,192.73-28,717.14

Finding the Fourth Proportional to 117,462.87, 176,192.73 and 28,717.14

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Solution

The fourth proportional to 117,462.87, 176,192.73 and 28,717.14 is: 43,075.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,462.87 : 176,192.73 = 28,717.14 : x
  2. Step 2: Convert to fraction form
    117,462.87/176,192.73 = 28,717.14/x
  3. Step 3: Cross multiply
    117,462.87x = 176,192.73 × 28,717.14
  4. Step 4: Simplify right side
    117,462.87x = 5,059,751,294.39
  5. Step 5: Solve for x
    x = 5,059,751,294.39/117,462.87
  6. Step 6: Final answer
    x = 43,075.32

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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.