Home / 132,690.96-183,080.52-84,274.56

Finding the Fourth Proportional to 132,690.96, 183,080.52 and 84,274.56

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Solution

The fourth proportional to 132,690.96, 183,080.52 and 84,274.56 is: 116,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,690.96 : 183,080.52 = 84,274.56 : x
  2. Step 2: Convert to fraction form
    132,690.96/183,080.52 = 84,274.56/x
  3. Step 3: Cross multiply
    132,690.96x = 183,080.52 × 84,274.56
  4. Step 4: Simplify right side
    132,690.96x = 15,429,030,267.57
  5. Step 5: Solve for x
    x = 15,429,030,267.57/132,690.96
  6. Step 6: Final answer
    x = 116,277.93

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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.