Home / 151,370.88-207,379.14-145,695.66

Finding the Fourth Proportional to 151,370.88, 207,379.14 and 145,695.66

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Solution

The fourth proportional to 151,370.88, 207,379.14 and 145,695.66 is: 199,604.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,370.88 : 207,379.14 = 145,695.66 : x
  2. Step 2: Convert to fraction form
    151,370.88/207,379.14 = 145,695.66/x
  3. Step 3: Cross multiply
    151,370.88x = 207,379.14 × 145,695.66
  4. Step 4: Simplify right side
    151,370.88x = 30,214,240,672.53
  5. Step 5: Solve for x
    x = 30,214,240,672.53/151,370.88
  6. Step 6: Final answer
    x = 199,604.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.