Home / 193,815.06-267,454.62-107,779.56

Finding the Fourth Proportional to 193,815.06, 267,454.62 and 107,779.56

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Solution

The fourth proportional to 193,815.06, 267,454.62 and 107,779.56 is: 148,730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,815.06 : 267,454.62 = 107,779.56 : x
  2. Step 2: Convert to fraction form
    193,815.06/267,454.62 = 107,779.56/x
  3. Step 3: Cross multiply
    193,815.06x = 267,454.62 × 107,779.56
  4. Step 4: Simplify right side
    193,815.06x = 28,826,141,263.57
  5. Step 5: Solve for x
    x = 28,826,141,263.57/193,815.06
  6. Step 6: Final answer
    x = 148,730.14

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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.