Home / 115,914.35-173,850.95-52,719.68

Finding the Fourth Proportional to 115,914.35, 173,850.95 and 52,719.68

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Solution

The fourth proportional to 115,914.35, 173,850.95 and 52,719.68 is: 79,070.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,914.35 : 173,850.95 = 52,719.68 : x
  2. Step 2: Convert to fraction form
    115,914.35/173,850.95 = 52,719.68/x
  3. Step 3: Cross multiply
    115,914.35x = 173,850.95 × 52,719.68
  4. Step 4: Simplify right side
    115,914.35x = 9,165,365,318.84
  5. Step 5: Solve for x
    x = 9,165,365,318.84/115,914.35
  6. Step 6: Final answer
    x = 79,070.16

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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.