Home / 74,135.45-111,206.52-24,218.60

Finding the Fourth Proportional to 74,135.45, 111,206.52 and 24,218.60

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Solution

The fourth proportional to 74,135.45, 111,206.52 and 24,218.60 is: 36,328.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,135.45 : 111,206.52 = 24,218.60 : x
  2. Step 2: Convert to fraction form
    74,135.45/111,206.52 = 24,218.60/x
  3. Step 3: Cross multiply
    74,135.45x = 111,206.52 × 24,218.60
  4. Step 4: Simplify right side
    74,135.45x = 2,693,265,669.24
  5. Step 5: Solve for x
    x = 2,693,265,669.24/74,135.45
  6. Step 6: Final answer
    x = 36,328.98

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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.