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Finding the Fourth Proportional to 251,457.24, 377,174.52 and 73,970.04

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Solution

The fourth proportional to 251,457.24, 377,174.52 and 73,970.04 is: 110,951.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,457.24 : 377,174.52 = 73,970.04 : x
  2. Step 2: Convert to fraction form
    251,457.24/377,174.52 = 73,970.04/x
  3. Step 3: Cross multiply
    251,457.24x = 377,174.52 × 73,970.04
  4. Step 4: Simplify right side
    251,457.24x = 27,899,614,331.38
  5. Step 5: Solve for x
    x = 27,899,614,331.38/251,457.24
  6. Step 6: Final answer
    x = 110,951.72

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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.