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Finding the Fourth Proportional to 60,402.36, 83,355.84 and 35,247

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Solution

The fourth proportional to 60,402.36, 83,355.84 and 35,247 is: 48,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,402.36 : 83,355.84 = 35,247 : x
  2. Step 2: Convert to fraction form
    60,402.36/83,355.84 = 35,247/x
  3. Step 3: Cross multiply
    60,402.36x = 83,355.84 × 35,247
  4. Step 4: Simplify right side
    60,402.36x = 2,938,043,292.48
  5. Step 5: Solve for x
    x = 2,938,043,292.48/60,402.36
  6. Step 6: Final answer
    x = 48,641.20

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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.