Home / 150,561.96-207,253.88-130,134.66

Finding the Fourth Proportional to 150,561.96, 207,253.88 and 130,134.66

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Solution

The fourth proportional to 150,561.96, 207,253.88 and 130,134.66 is: 179,134.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,561.96 : 207,253.88 = 130,134.66 : x
  2. Step 2: Convert to fraction form
    150,561.96/207,253.88 = 130,134.66/x
  3. Step 3: Cross multiply
    150,561.96x = 207,253.88 × 130,134.66
  4. Step 4: Simplify right side
    150,561.96x = 26,970,913,207.48
  5. Step 5: Solve for x
    x = 26,970,913,207.48/150,561.96
  6. Step 6: Final answer
    x = 179,134.98

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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.