Home / 116,546.40-160,792.56-68,775.84

Finding the Fourth Proportional to 116,546.40, 160,792.56 and 68,775.84

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Solution

The fourth proportional to 116,546.40, 160,792.56 and 68,775.84 is: 94,886.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,546.40 : 160,792.56 = 68,775.84 : x
  2. Step 2: Convert to fraction form
    116,546.40/160,792.56 = 68,775.84/x
  3. Step 3: Cross multiply
    116,546.40x = 160,792.56 × 68,775.84
  4. Step 4: Simplify right side
    116,546.40x = 11,058,643,379.75
  5. Step 5: Solve for x
    x = 11,058,643,379.75/116,546.40
  6. Step 6: Final answer
    x = 94,886.19

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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.