Home / 99,681.92-149,497.38-29,544.86

Finding the Fourth Proportional to 99,681.92, 149,497.38 and 29,544.86

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Solution

The fourth proportional to 99,681.92, 149,497.38 and 29,544.86 is: 44,309.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,681.92 : 149,497.38 = 29,544.86 : x
  2. Step 2: Convert to fraction form
    99,681.92/149,497.38 = 29,544.86/x
  3. Step 3: Cross multiply
    99,681.92x = 149,497.38 × 29,544.86
  4. Step 4: Simplify right side
    99,681.92x = 4,416,879,162.47
  5. Step 5: Solve for x
    x = 4,416,879,162.47/99,681.92
  6. Step 6: Final answer
    x = 44,309.73

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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.