Home / 132,177.09-182,554.77-89,661.81

Finding the Fourth Proportional to 132,177.09, 182,554.77 and 89,661.81

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Solution

The fourth proportional to 132,177.09, 182,554.77 and 89,661.81 is: 123,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,177.09 : 182,554.77 = 89,661.81 : x
  2. Step 2: Convert to fraction form
    132,177.09/182,554.77 = 89,661.81/x
  3. Step 3: Cross multiply
    132,177.09x = 182,554.77 × 89,661.81
  4. Step 4: Simplify right side
    132,177.09x = 16,368,191,102.33
  5. Step 5: Solve for x
    x = 16,368,191,102.33/132,177.09
  6. Step 6: Final answer
    x = 123,835.31

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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.