Home / 178,457.14-267,328.79-107,340.49

Finding the Fourth Proportional to 178,457.14, 267,328.79 and 107,340.49

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Solution

The fourth proportional to 178,457.14, 267,328.79 and 107,340.49 is: 160,796.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,457.14 : 267,328.79 = 107,340.49 : x
  2. Step 2: Convert to fraction form
    178,457.14/267,328.79 = 107,340.49/x
  3. Step 3: Cross multiply
    178,457.14x = 267,328.79 × 107,340.49
  4. Step 4: Simplify right side
    178,457.14x = 28,695,203,509.69
  5. Step 5: Solve for x
    x = 28,695,203,509.69/178,457.14
  6. Step 6: Final answer
    x = 160,796.05

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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.