Home / 66,216.87-99,387.74-24,137.63

Finding the Fourth Proportional to 66,216.87, 99,387.74 and 24,137.63

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Solution

The fourth proportional to 66,216.87, 99,387.74 and 24,137.63 is: 36,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,216.87 : 99,387.74 = 24,137.63 : x
  2. Step 2: Convert to fraction form
    66,216.87/99,387.74 = 24,137.63/x
  3. Step 3: Cross multiply
    66,216.87x = 99,387.74 × 24,137.63
  4. Step 4: Simplify right side
    66,216.87x = 2,398,983,877.03
  5. Step 5: Solve for x
    x = 2,398,983,877.03/66,216.87
  6. Step 6: Final answer
    x = 36,229.19

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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.