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Finding the Fourth Proportional to 58,618.65, 87,782.13 and 41,006.01

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Solution

The fourth proportional to 58,618.65, 87,782.13 and 41,006.01 is: 61,406.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,618.65 : 87,782.13 = 41,006.01 : x
  2. Step 2: Convert to fraction form
    58,618.65/87,782.13 = 41,006.01/x
  3. Step 3: Cross multiply
    58,618.65x = 87,782.13 × 41,006.01
  4. Step 4: Simplify right side
    58,618.65x = 3,599,594,900.60
  5. Step 5: Solve for x
    x = 3,599,594,900.60/58,618.65
  6. Step 6: Final answer
    x = 61,406.99

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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.