Home / 178,500.63-267,667.88-66,176.31

Finding the Fourth Proportional to 178,500.63, 267,667.88 and 66,176.31

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Solution

The fourth proportional to 178,500.63, 267,667.88 and 66,176.31 is: 99,233.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,500.63 : 267,667.88 = 66,176.31 : x
  2. Step 2: Convert to fraction form
    178,500.63/267,667.88 = 66,176.31/x
  3. Step 3: Cross multiply
    178,500.63x = 267,667.88 × 66,176.31
  4. Step 4: Simplify right side
    178,500.63x = 17,713,272,273.04
  5. Step 5: Solve for x
    x = 17,713,272,273.04/178,500.63
  6. Step 6: Final answer
    x = 99,233.67

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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.