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Finding the Fourth Proportional to 58,376.65, 87,564.08 and 39,610.03

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Solution

The fourth proportional to 58,376.65, 87,564.08 and 39,610.03 is: 59,414.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,376.65 : 87,564.08 = 39,610.03 : x
  2. Step 2: Convert to fraction form
    58,376.65/87,564.08 = 39,610.03/x
  3. Step 3: Cross multiply
    58,376.65x = 87,564.08 × 39,610.03
  4. Step 4: Simplify right side
    58,376.65x = 3,468,415,637.67
  5. Step 5: Solve for x
    x = 3,468,415,637.67/58,376.65
  6. Step 6: Final answer
    x = 59,414.43

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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.