Home / 99,445.36-149,163.18-37,111

Finding the Fourth Proportional to 99,445.36, 149,163.18 and 37,111

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Solution

The fourth proportional to 99,445.36, 149,163.18 and 37,111 is: 55,664.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,445.36 : 149,163.18 = 37,111 : x
  2. Step 2: Convert to fraction form
    99,445.36/149,163.18 = 37,111/x
  3. Step 3: Cross multiply
    99,445.36x = 149,163.18 × 37,111
  4. Step 4: Simplify right side
    99,445.36x = 5,535,594,772.98
  5. Step 5: Solve for x
    x = 5,535,594,772.98/99,445.36
  6. Step 6: Final answer
    x = 55,664.69

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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.