Home / 84,443.58-116,548.20-60,309.90

Finding the Fourth Proportional to 84,443.58, 116,548.20 and 60,309.90

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Solution

The fourth proportional to 84,443.58, 116,548.20 and 60,309.90 is: 83,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,443.58 : 116,548.20 = 60,309.90 : x
  2. Step 2: Convert to fraction form
    84,443.58/116,548.20 = 60,309.90/x
  3. Step 3: Cross multiply
    84,443.58x = 116,548.20 × 60,309.90
  4. Step 4: Simplify right side
    84,443.58x = 7,029,010,287.18
  5. Step 5: Solve for x
    x = 7,029,010,287.18/84,443.58
  6. Step 6: Final answer
    x = 83,239.13

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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.