Home / 116,750.57-161,119.73-69,044.81

Finding the Fourth Proportional to 116,750.57, 161,119.73 and 69,044.81

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Solution

The fourth proportional to 116,750.57, 161,119.73 and 69,044.81 is: 95,284.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,750.57 : 161,119.73 = 69,044.81 : x
  2. Step 2: Convert to fraction form
    116,750.57/161,119.73 = 69,044.81/x
  3. Step 3: Cross multiply
    116,750.57x = 161,119.73 × 69,044.81
  4. Step 4: Simplify right side
    116,750.57x = 11,124,480,512.11
  5. Step 5: Solve for x
    x = 11,124,480,512.11/116,750.57
  6. Step 6: Final answer
    x = 95,284.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.