Home / 191,130.12-263,759.22-106,246.92

Finding the Fourth Proportional to 191,130.12, 263,759.22 and 106,246.92

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Solution

The fourth proportional to 191,130.12, 263,759.22 and 106,246.92 is: 146,620.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,130.12 : 263,759.22 = 106,246.92 : x
  2. Step 2: Convert to fraction form
    191,130.12/263,759.22 = 106,246.92/x
  3. Step 3: Cross multiply
    191,130.12x = 263,759.22 × 106,246.92
  4. Step 4: Simplify right side
    191,130.12x = 28,023,604,746.60
  5. Step 5: Solve for x
    x = 28,023,604,746.60/191,130.12
  6. Step 6: Final answer
    x = 146,620.56

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1.5x scale

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.