Home / 99,911.62-149,873.19-37,582.66

Finding the Fourth Proportional to 99,911.62, 149,873.19 and 37,582.66

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Solution

The fourth proportional to 99,911.62, 149,873.19 and 37,582.66 is: 56,376.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,911.62 : 149,873.19 = 37,582.66 : x
  2. Step 2: Convert to fraction form
    99,911.62/149,873.19 = 37,582.66/x
  3. Step 3: Cross multiply
    99,911.62x = 149,873.19 × 37,582.66
  4. Step 4: Simplify right side
    99,911.62x = 5,632,633,142.89
  5. Step 5: Solve for x
    x = 5,632,633,142.89/99,911.62
  6. Step 6: Final answer
    x = 56,376.16

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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.