Home / 254,195.02-381,295.23-76,703.59

Finding the Fourth Proportional to 254,195.02, 381,295.23 and 76,703.59

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Solution

The fourth proportional to 254,195.02, 381,295.23 and 76,703.59 is: 115,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,195.02 : 381,295.23 = 76,703.59 : x
  2. Step 2: Convert to fraction form
    254,195.02/381,295.23 = 76,703.59/x
  3. Step 3: Cross multiply
    254,195.02x = 381,295.23 × 76,703.59
  4. Step 4: Simplify right side
    254,195.02x = 29,246,712,990.88
  5. Step 5: Solve for x
    x = 29,246,712,990.88/254,195.02
  6. Step 6: Final answer
    x = 115,056.20

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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.