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Finding the Fourth Proportional to 60,405.36, 83,359.98 and 35,250

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Solution

The fourth proportional to 60,405.36, 83,359.98 and 35,250 is: 48,645.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,405.36 : 83,359.98 = 35,250 : x
  2. Step 2: Convert to fraction form
    60,405.36/83,359.98 = 35,250/x
  3. Step 3: Cross multiply
    60,405.36x = 83,359.98 × 35,250
  4. Step 4: Simplify right side
    60,405.36x = 2,938,439,295
  5. Step 5: Solve for x
    x = 2,938,439,295/60,405.36
  6. Step 6: Final answer
    x = 48,645.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.