Home / 81,882.08-112,999.47-46,073.36

Finding the Fourth Proportional to 81,882.08, 112,999.47 and 46,073.36

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Solution

The fourth proportional to 81,882.08, 112,999.47 and 46,073.36 is: 63,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,882.08 : 112,999.47 = 46,073.36 : x
  2. Step 2: Convert to fraction form
    81,882.08/112,999.47 = 46,073.36/x
  3. Step 3: Cross multiply
    81,882.08x = 112,999.47 × 46,073.36
  4. Step 4: Simplify right side
    81,882.08x = 5,206,264,696.12
  5. Step 5: Solve for x
    x = 5,206,264,696.12/81,882.08
  6. Step 6: Final answer
    x = 63,582.47

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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.