Home / 254,366.07-381,557.24-127,937.31

Finding the Fourth Proportional to 254,366.07, 381,557.24 and 127,937.31

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Solution

The fourth proportional to 254,366.07, 381,557.24 and 127,937.31 is: 191,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,366.07 : 381,557.24 = 127,937.31 : x
  2. Step 2: Convert to fraction form
    254,366.07/381,557.24 = 127,937.31/x
  3. Step 3: Cross multiply
    254,366.07x = 381,557.24 × 127,937.31
  4. Step 4: Simplify right side
    254,366.07x = 48,815,406,256.94
  5. Step 5: Solve for x
    x = 48,815,406,256.94/254,366.07
  6. Step 6: Final answer
    x = 191,910.05

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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.