Home / 178,543.98-267,817.50-45,424.38

Finding the Fourth Proportional to 178,543.98, 267,817.50 and 45,424.38

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Solution

The fourth proportional to 178,543.98, 267,817.50 and 45,424.38 is: 68,136.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,543.98 : 267,817.50 = 45,424.38 : x
  2. Step 2: Convert to fraction form
    178,543.98/267,817.50 = 45,424.38/x
  3. Step 3: Cross multiply
    178,543.98x = 267,817.50 × 45,424.38
  4. Step 4: Simplify right side
    178,543.98x = 12,165,443,890.65
  5. Step 5: Solve for x
    x = 12,165,443,890.65/178,543.98
  6. Step 6: Final answer
    x = 68,136.96

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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.