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Finding the Fourth Proportional to 237,047.48, 355,517.86 and 68,530.24

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Solution

The fourth proportional to 237,047.48, 355,517.86 and 68,530.24 is: 102,779.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,047.48 : 355,517.86 = 68,530.24 : x
  2. Step 2: Convert to fraction form
    237,047.48/355,517.86 = 68,530.24/x
  3. Step 3: Cross multiply
    237,047.48x = 355,517.86 × 68,530.24
  4. Step 4: Simplify right side
    237,047.48x = 24,363,724,270.09
  5. Step 5: Solve for x
    x = 24,363,724,270.09/237,047.48
  6. Step 6: Final answer
    x = 102,779.93

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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.