Home / 99,690.16-149,534.64-24,809.92

Finding the Fourth Proportional to 99,690.16, 149,534.64 and 24,809.92

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Solution

The fourth proportional to 99,690.16, 149,534.64 and 24,809.92 is: 37,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,690.16 : 149,534.64 = 24,809.92 : x
  2. Step 2: Convert to fraction form
    99,690.16/149,534.64 = 24,809.92/x
  3. Step 3: Cross multiply
    99,690.16x = 149,534.64 × 24,809.92
  4. Step 4: Simplify right side
    99,690.16x = 3,709,942,455.63
  5. Step 5: Solve for x
    x = 3,709,942,455.63/99,690.16
  6. Step 6: Final answer
    x = 37,214.73

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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.