Home / 132,668.22-183,158.07-87,477.66

Finding the Fourth Proportional to 132,668.22, 183,158.07 and 87,477.66

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Solution

The fourth proportional to 132,668.22, 183,158.07 and 87,477.66 is: 120,769.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,668.22 : 183,158.07 = 87,477.66 : x
  2. Step 2: Convert to fraction form
    132,668.22/183,158.07 = 87,477.66/x
  3. Step 3: Cross multiply
    132,668.22x = 183,158.07 × 87,477.66
  4. Step 4: Simplify right side
    132,668.22x = 16,022,239,373.72
  5. Step 5: Solve for x
    x = 16,022,239,373.72/132,668.22
  6. Step 6: Final answer
    x = 120,769.23

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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.