Home / 23,120.86-34,679.50-6,480.01

Finding the Fourth Proportional to 23,120.86, 34,679.50 and 6,480.01

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Solution

The fourth proportional to 23,120.86, 34,679.50 and 6,480.01 is: 9,719.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,120.86 : 34,679.50 = 6,480.01 : x
  2. Step 2: Convert to fraction form
    23,120.86/34,679.50 = 6,480.01/x
  3. Step 3: Cross multiply
    23,120.86x = 34,679.50 × 6,480.01
  4. Step 4: Simplify right side
    23,120.86x = 224,723,587.27
  5. Step 5: Solve for x
    x = 224,723,587.27/23,120.86
  6. Step 6: Final answer
    x = 9,719.52

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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.