Home / 132,884.87-199,293.28-39,368.75

Finding the Fourth Proportional to 132,884.87, 199,293.28 and 39,368.75

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Solution

The fourth proportional to 132,884.87, 199,293.28 and 39,368.75 is: 59,043.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,884.87 : 199,293.28 = 39,368.75 : x
  2. Step 2: Convert to fraction form
    132,884.87/199,293.28 = 39,368.75/x
  3. Step 3: Cross multiply
    132,884.87x = 199,293.28 × 39,368.75
  4. Step 4: Simplify right side
    132,884.87x = 7,845,927,317
  5. Step 5: Solve for x
    x = 7,845,927,317/132,884.87
  6. Step 6: Final answer
    x = 59,043.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.