Home / 154,254.40-231,439.20-60,825.28

Finding the Fourth Proportional to 154,254.40, 231,439.20 and 60,825.28

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Solution

The fourth proportional to 154,254.40, 231,439.20 and 60,825.28 is: 91,260.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,254.40 : 231,439.20 = 60,825.28 : x
  2. Step 2: Convert to fraction form
    154,254.40/231,439.20 = 60,825.28/x
  3. Step 3: Cross multiply
    154,254.40x = 231,439.20 × 60,825.28
  4. Step 4: Simplify right side
    154,254.40x = 14,077,354,142.98
  5. Step 5: Solve for x
    x = 14,077,354,142.98/154,254.40
  6. Step 6: Final answer
    x = 91,260.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.