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Finding the Fourth Proportional to 39,594.75, 59,328.95 and 29,015.75

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Solution

The fourth proportional to 39,594.75, 59,328.95 and 29,015.75 is: 43,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,594.75 : 59,328.95 = 29,015.75 : x
  2. Step 2: Convert to fraction form
    39,594.75/59,328.95 = 29,015.75/x
  3. Step 3: Cross multiply
    39,594.75x = 59,328.95 × 29,015.75
  4. Step 4: Simplify right side
    39,594.75x = 1,721,473,796.37
  5. Step 5: Solve for x
    x = 1,721,473,796.37/39,594.75
  6. Step 6: Final answer
    x = 43,477.32

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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.