Home / 254,835.01-381,742.17-153,576.68

Finding the Fourth Proportional to 254,835.01, 381,742.17 and 153,576.68

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Solution

The fourth proportional to 254,835.01, 381,742.17 and 153,576.68 is: 230,057.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,835.01 : 381,742.17 = 153,576.68 : x
  2. Step 2: Convert to fraction form
    254,835.01/381,742.17 = 153,576.68/x
  3. Step 3: Cross multiply
    254,835.01x = 381,742.17 × 153,576.68
  4. Step 4: Simplify right side
    254,835.01x = 58,626,692,599.97
  5. Step 5: Solve for x
    x = 58,626,692,599.97/254,835.01
  6. Step 6: Final answer
    x = 230,057.45

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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.