Home / 97,766.12-134,917.24-53,054.12

Finding the Fourth Proportional to 97,766.12, 134,917.24 and 53,054.12

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Solution

The fourth proportional to 97,766.12, 134,917.24 and 53,054.12 is: 73,214.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,766.12 : 134,917.24 = 53,054.12 : x
  2. Step 2: Convert to fraction form
    97,766.12/134,917.24 = 53,054.12/x
  3. Step 3: Cross multiply
    97,766.12x = 134,917.24 × 53,054.12
  4. Step 4: Simplify right side
    97,766.12x = 7,157,914,633.81
  5. Step 5: Solve for x
    x = 7,157,914,633.81/97,766.12
  6. Step 6: Final answer
    x = 73,214.68

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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.