Home / 218,869.44-301,988.40-132,826.50

Finding the Fourth Proportional to 218,869.44, 301,988.40 and 132,826.50

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Solution

The fourth proportional to 218,869.44, 301,988.40 and 132,826.50 is: 183,269.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,869.44 : 301,988.40 = 132,826.50 : x
  2. Step 2: Convert to fraction form
    218,869.44/301,988.40 = 132,826.50/x
  3. Step 3: Cross multiply
    218,869.44x = 301,988.40 × 132,826.50
  4. Step 4: Simplify right side
    218,869.44x = 40,112,062,212.60
  5. Step 5: Solve for x
    x = 40,112,062,212.60/218,869.44
  6. Step 6: Final answer
    x = 183,269.36

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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.