Home / 99,754.16-149,546.98-46,418.62

Finding the Fourth Proportional to 99,754.16, 149,546.98 and 46,418.62

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Solution

The fourth proportional to 99,754.16, 149,546.98 and 46,418.62 is: 69,588.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,754.16 : 149,546.98 = 46,418.62 : x
  2. Step 2: Convert to fraction form
    99,754.16/149,546.98 = 46,418.62/x
  3. Step 3: Cross multiply
    99,754.16x = 149,546.98 × 46,418.62
  4. Step 4: Simplify right side
    99,754.16x = 6,941,764,531.88
  5. Step 5: Solve for x
    x = 6,941,764,531.88/99,754.16
  6. Step 6: Final answer
    x = 69,588.72

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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.