Home / 191,515.77-264,293.60-106,634.66

Finding the Fourth Proportional to 191,515.77, 264,293.60 and 106,634.66

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Solution

The fourth proportional to 191,515.77, 264,293.60 and 106,634.66 is: 147,156.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,515.77 : 264,293.60 = 106,634.66 : x
  2. Step 2: Convert to fraction form
    191,515.77/264,293.60 = 106,634.66/x
  3. Step 3: Cross multiply
    191,515.77x = 264,293.60 × 106,634.66
  4. Step 4: Simplify right side
    191,515.77x = 28,182,856,321.53
  5. Step 5: Solve for x
    x = 28,182,856,321.53/191,515.77
  6. Step 6: Final answer
    x = 147,156.84

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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.