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Finding the Fourth Proportional to 229,237.20, 343,855.80 and 63,025.20

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Solution

The fourth proportional to 229,237.20, 343,855.80 and 63,025.20 is: 94,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,237.20 : 343,855.80 = 63,025.20 : x
  2. Step 2: Convert to fraction form
    229,237.20/343,855.80 = 63,025.20/x
  3. Step 3: Cross multiply
    229,237.20x = 343,855.80 × 63,025.20
  4. Step 4: Simplify right side
    229,237.20x = 21,671,580,566.16
  5. Step 5: Solve for x
    x = 21,671,580,566.16/229,237.20
  6. Step 6: Final answer
    x = 94,537.80

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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.