Home / 254,050.83-381,047.09-67,076.91

Finding the Fourth Proportional to 254,050.83, 381,047.09 and 67,076.91

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Solution

The fourth proportional to 254,050.83, 381,047.09 and 67,076.91 is: 100,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,050.83 : 381,047.09 = 67,076.91 : x
  2. Step 2: Convert to fraction form
    254,050.83/381,047.09 = 67,076.91/x
  3. Step 3: Cross multiply
    254,050.83x = 381,047.09 × 67,076.91
  4. Step 4: Simplify right side
    254,050.83x = 25,559,461,026.31
  5. Step 5: Solve for x
    x = 25,559,461,026.31/254,050.83
  6. Step 6: Final answer
    x = 100,607.67

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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.