Home / 85,223.97-117,608.28-46,461.79

Finding the Fourth Proportional to 85,223.97, 117,608.28 and 46,461.79

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Solution

The fourth proportional to 85,223.97, 117,608.28 and 46,461.79 is: 64,116.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,223.97 : 117,608.28 = 46,461.79 : x
  2. Step 2: Convert to fraction form
    85,223.97/117,608.28 = 46,461.79/x
  3. Step 3: Cross multiply
    85,223.97x = 117,608.28 × 46,461.79
  4. Step 4: Simplify right side
    85,223.97x = 5,464,291,528.86
  5. Step 5: Solve for x
    x = 5,464,291,528.86/85,223.97
  6. Step 6: Final answer
    x = 64,116.84

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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.