Home / 117,635.16-176,453.34-28,888.68

Finding the Fourth Proportional to 117,635.16, 176,453.34 and 28,888.68

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Solution

The fourth proportional to 117,635.16, 176,453.34 and 28,888.68 is: 43,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,635.16 : 176,453.34 = 28,888.68 : x
  2. Step 2: Convert to fraction form
    117,635.16/176,453.34 = 28,888.68/x
  3. Step 3: Cross multiply
    117,635.16x = 176,453.34 × 28,888.68
  4. Step 4: Simplify right side
    117,635.16x = 5,097,504,074.19
  5. Step 5: Solve for x
    x = 5,097,504,074.19/117,635.16
  6. Step 6: Final answer
    x = 43,333.17

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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.