Home / 117,507.29-176,317.73-73,122.53

Finding the Fourth Proportional to 117,507.29, 176,317.73 and 73,122.53

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Solution

The fourth proportional to 117,507.29, 176,317.73 and 73,122.53 is: 109,719.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,507.29 : 176,317.73 = 73,122.53 : x
  2. Step 2: Convert to fraction form
    117,507.29/176,317.73 = 73,122.53/x
  3. Step 3: Cross multiply
    117,507.29x = 176,317.73 × 73,122.53
  4. Step 4: Simplify right side
    117,507.29x = 12,892,798,850.85
  5. Step 5: Solve for x
    x = 12,892,798,850.85/117,507.29
  6. Step 6: Final answer
    x = 109,719.14

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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.