Home / 98,992.45-148,516.32-32,479.36

Finding the Fourth Proportional to 98,992.45, 148,516.32 and 32,479.36

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Solution

The fourth proportional to 98,992.45, 148,516.32 and 32,479.36 is: 48,728.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,992.45 : 148,516.32 = 32,479.36 : x
  2. Step 2: Convert to fraction form
    98,992.45/148,516.32 = 32,479.36/x
  3. Step 3: Cross multiply
    98,992.45x = 148,516.32 × 32,479.36
  4. Step 4: Simplify right side
    98,992.45x = 4,823,715,023.16
  5. Step 5: Solve for x
    x = 4,823,715,023.16/98,992.45
  6. Step 6: Final answer
    x = 48,728.11

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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.