Home / 191,826.40-264,720.60-106,941.60

Finding the Fourth Proportional to 191,826.40, 264,720.60 and 106,941.60

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Solution

The fourth proportional to 191,826.40, 264,720.60 and 106,941.60 is: 147,579.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,826.40 : 264,720.60 = 106,941.60 : x
  2. Step 2: Convert to fraction form
    191,826.40/264,720.60 = 106,941.60/x
  3. Step 3: Cross multiply
    191,826.40x = 264,720.60 × 106,941.60
  4. Step 4: Simplify right side
    191,826.40x = 28,309,644,516.96
  5. Step 5: Solve for x
    x = 28,309,644,516.96/191,826.40
  6. Step 6: Final answer
    x = 147,579.50

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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.