Home / 140,260.60-193,556.55-76,598.65

Finding the Fourth Proportional to 140,260.60, 193,556.55 and 76,598.65

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Solution

The fourth proportional to 140,260.60, 193,556.55 and 76,598.65 is: 105,704.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,260.60 : 193,556.55 = 76,598.65 : x
  2. Step 2: Convert to fraction form
    140,260.60/193,556.55 = 76,598.65/x
  3. Step 3: Cross multiply
    140,260.60x = 193,556.55 × 76,598.65
  4. Step 4: Simplify right side
    140,260.60x = 14,826,170,428.66
  5. Step 5: Solve for x
    x = 14,826,170,428.66/140,260.60
  6. Step 6: Final answer
    x = 105,704.46

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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.