Home / 115,646.04-173,350.89-65,620.46

Finding the Fourth Proportional to 115,646.04, 173,350.89 and 65,620.46

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Solution

The fourth proportional to 115,646.04, 173,350.89 and 65,620.46 is: 98,363.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,646.04 : 173,350.89 = 65,620.46 : x
  2. Step 2: Convert to fraction form
    115,646.04/173,350.89 = 65,620.46/x
  3. Step 3: Cross multiply
    115,646.04x = 173,350.89 × 65,620.46
  4. Step 4: Simplify right side
    115,646.04x = 11,375,365,576.59
  5. Step 5: Solve for x
    x = 11,375,365,576.59/115,646.04
  6. Step 6: Final answer
    x = 98,363.64

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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.