Home / 84,080.30-116,038.98-62,822.66

Finding the Fourth Proportional to 84,080.30, 116,038.98 and 62,822.66

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Solution

The fourth proportional to 84,080.30, 116,038.98 and 62,822.66 is: 86,701.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,080.30 : 116,038.98 = 62,822.66 : x
  2. Step 2: Convert to fraction form
    84,080.30/116,038.98 = 62,822.66/x
  3. Step 3: Cross multiply
    84,080.30x = 116,038.98 × 62,822.66
  4. Step 4: Simplify right side
    84,080.30x = 7,289,876,807.09
  5. Step 5: Solve for x
    x = 7,289,876,807.09/84,080.30
  6. Step 6: Final answer
    x = 86,701.37

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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.