Home / 83,739.72-115,559.48-46,013.16

Finding the Fourth Proportional to 83,739.72, 115,559.48 and 46,013.16

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Solution

The fourth proportional to 83,739.72, 115,559.48 and 46,013.16 is: 63,497.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,739.72 : 115,559.48 = 46,013.16 : x
  2. Step 2: Convert to fraction form
    83,739.72/115,559.48 = 46,013.16/x
  3. Step 3: Cross multiply
    83,739.72x = 115,559.48 × 46,013.16
  4. Step 4: Simplify right side
    83,739.72x = 5,317,256,842.76
  5. Step 5: Solve for x
    x = 5,317,256,842.76/83,739.72
  6. Step 6: Final answer
    x = 63,497.43

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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.