Home / 83,782.48-115,619.88-46,057.36

Finding the Fourth Proportional to 83,782.48, 115,619.88 and 46,057.36

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Solution

The fourth proportional to 83,782.48, 115,619.88 and 46,057.36 is: 63,559.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,782.48 : 115,619.88 = 46,057.36 : x
  2. Step 2: Convert to fraction form
    83,782.48/115,619.88 = 46,057.36/x
  3. Step 3: Cross multiply
    83,782.48x = 115,619.88 × 46,057.36
  4. Step 4: Simplify right side
    83,782.48x = 5,325,146,436.32
  5. Step 5: Solve for x
    x = 5,325,146,436.32/83,782.48
  6. Step 6: Final answer
    x = 63,559.19

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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.