Home / 115,824.04-173,823.42-84,739.48

Finding the Fourth Proportional to 115,824.04, 173,823.42 and 84,739.48

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Solution

The fourth proportional to 115,824.04, 173,823.42 and 84,739.48 is: 127,173.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,824.04 : 173,823.42 = 84,739.48 : x
  2. Step 2: Convert to fraction form
    115,824.04/173,823.42 = 84,739.48/x
  3. Step 3: Cross multiply
    115,824.04x = 173,823.42 × 84,739.48
  4. Step 4: Simplify right side
    115,824.04x = 14,729,706,222.62
  5. Step 5: Solve for x
    x = 14,729,706,222.62/115,824.04
  6. Step 6: Final answer
    x = 127,173.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.