Home / 116,971.29-161,461.74-69,224.52

Finding the Fourth Proportional to 116,971.29, 161,461.74 and 69,224.52

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Solution

The fourth proportional to 116,971.29, 161,461.74 and 69,224.52 is: 95,554.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,971.29 : 161,461.74 = 69,224.52 : x
  2. Step 2: Convert to fraction form
    116,971.29/161,461.74 = 69,224.52/x
  3. Step 3: Cross multiply
    116,971.29x = 161,461.74 × 69,224.52
  4. Step 4: Simplify right side
    116,971.29x = 11,177,111,244.38
  5. Step 5: Solve for x
    x = 11,177,111,244.38/116,971.29
  6. Step 6: Final answer
    x = 95,554.32

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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.