Home / 132,865.28-183,296.21-84,441.26

Finding the Fourth Proportional to 132,865.28, 183,296.21 and 84,441.26

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Solution

The fourth proportional to 132,865.28, 183,296.21 and 84,441.26 is: 116,492.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,865.28 : 183,296.21 = 84,441.26 : x
  2. Step 2: Convert to fraction form
    132,865.28/183,296.21 = 84,441.26/x
  3. Step 3: Cross multiply
    132,865.28x = 183,296.21 × 84,441.26
  4. Step 4: Simplify right side
    132,865.28x = 15,477,761,586.94
  5. Step 5: Solve for x
    x = 15,477,761,586.94/132,865.28
  6. Step 6: Final answer
    x = 116,492.15

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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.