Home / 260,586.23-359,610.33-147,406.55

Finding the Fourth Proportional to 260,586.23, 359,610.33 and 147,406.55

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Solution

The fourth proportional to 260,586.23, 359,610.33 and 147,406.55 is: 203,421.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,586.23 : 359,610.33 = 147,406.55 : x
  2. Step 2: Convert to fraction form
    260,586.23/359,610.33 = 147,406.55/x
  3. Step 3: Cross multiply
    260,586.23x = 359,610.33 × 147,406.55
  4. Step 4: Simplify right side
    260,586.23x = 53,008,918,089.66
  5. Step 5: Solve for x
    x = 53,008,918,089.66/260,586.23
  6. Step 6: Final answer
    x = 203,421.79

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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.