Home / 254,384.15-381,584.32-127,955.30

Finding the Fourth Proportional to 254,384.15, 381,584.32 and 127,955.30

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Solution

The fourth proportional to 254,384.15, 381,584.32 and 127,955.30 is: 191,937.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,384.15 : 381,584.32 = 127,955.30 : x
  2. Step 2: Convert to fraction form
    254,384.15/381,584.32 = 127,955.30/x
  3. Step 3: Cross multiply
    254,384.15x = 381,584.32 × 127,955.30
  4. Step 4: Simplify right side
    254,384.15x = 48,825,733,913.09
  5. Step 5: Solve for x
    x = 48,825,733,913.09/254,384.15
  6. Step 6: Final answer
    x = 191,937.02

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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.