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Finding the Fourth Proportional to 201,610.72, 302,370.98 and 59,425.65

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Solution

The fourth proportional to 201,610.72, 302,370.98 and 59,425.65 is: 89,125.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,610.72 : 302,370.98 = 59,425.65 : x
  2. Step 2: Convert to fraction form
    201,610.72/302,370.98 = 59,425.65/x
  3. Step 3: Cross multiply
    201,610.72x = 302,370.98 × 59,425.65
  4. Step 4: Simplify right side
    201,610.72x = 17,968,591,730.51
  5. Step 5: Solve for x
    x = 17,968,591,730.51/201,610.72
  6. Step 6: Final answer
    x = 89,125.18

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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.