Home / 132,975.27-183,443.13-89,969.94

Finding the Fourth Proportional to 132,975.27, 183,443.13 and 89,969.94

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Solution

The fourth proportional to 132,975.27, 183,443.13 and 89,969.94 is: 124,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,975.27 : 183,443.13 = 89,969.94 : x
  2. Step 2: Convert to fraction form
    132,975.27/183,443.13 = 89,969.94/x
  3. Step 3: Cross multiply
    132,975.27x = 183,443.13 × 89,969.94
  4. Step 4: Simplify right side
    132,975.27x = 16,504,367,399.51
  5. Step 5: Solve for x
    x = 16,504,367,399.51/132,975.27
  6. Step 6: Final answer
    x = 124,116.07

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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.