Home / 113,186.61-169,749.54-53,904.33

Finding the Fourth Proportional to 113,186.61, 169,749.54 and 53,904.33

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Solution

The fourth proportional to 113,186.61, 169,749.54 and 53,904.33 is: 80,842.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,186.61 : 169,749.54 = 53,904.33 : x
  2. Step 2: Convert to fraction form
    113,186.61/169,749.54 = 53,904.33/x
  3. Step 3: Cross multiply
    113,186.61x = 169,749.54 × 53,904.33
  4. Step 4: Simplify right side
    113,186.61x = 9,150,235,221.51
  5. Step 5: Solve for x
    x = 9,150,235,221.51/113,186.61
  6. Step 6: Final answer
    x = 80,842.03

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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.