Home / 132,938.10-199,405.53-33,099.12

Finding the Fourth Proportional to 132,938.10, 199,405.53 and 33,099.12

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Solution

The fourth proportional to 132,938.10, 199,405.53 and 33,099.12 is: 49,648.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,938.10 : 199,405.53 = 33,099.12 : x
  2. Step 2: Convert to fraction form
    132,938.10/199,405.53 = 33,099.12/x
  3. Step 3: Cross multiply
    132,938.10x = 199,405.53 × 33,099.12
  4. Step 4: Simplify right side
    132,938.10x = 6,600,147,566.13
  5. Step 5: Solve for x
    x = 6,600,147,566.13/132,938.10
  6. Step 6: Final answer
    x = 49,648.28

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1.5x scale

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.