Home / 117,741.57-176,610.81-28,995.81

Finding the Fourth Proportional to 117,741.57, 176,610.81 and 28,995.81

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Solution

The fourth proportional to 117,741.57, 176,610.81 and 28,995.81 is: 43,493.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,741.57 : 176,610.81 = 28,995.81 : x
  2. Step 2: Convert to fraction form
    117,741.57/176,610.81 = 28,995.81/x
  3. Step 3: Cross multiply
    117,741.57x = 176,610.81 × 28,995.81
  4. Step 4: Simplify right side
    117,741.57x = 5,120,973,490.71
  5. Step 5: Solve for x
    x = 5,120,973,490.71/117,741.57
  6. Step 6: Final answer
    x = 43,493.33

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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.