Home / 178,186.94-267,368.23-83,423.54

Finding the Fourth Proportional to 178,186.94, 267,368.23 and 83,423.54

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Solution

The fourth proportional to 178,186.94, 267,368.23 and 83,423.54 is: 125,176.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,186.94 : 267,368.23 = 83,423.54 : x
  2. Step 2: Convert to fraction form
    178,186.94/267,368.23 = 83,423.54/x
  3. Step 3: Cross multiply
    178,186.94x = 267,368.23 × 83,423.54
  4. Step 4: Simplify right side
    178,186.94x = 22,304,803,029.63
  5. Step 5: Solve for x
    x = 22,304,803,029.63/178,186.94
  6. Step 6: Final answer
    x = 125,176.42

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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.