Home / 98,706.38-148,074.89-32,130.86

Finding the Fourth Proportional to 98,706.38, 148,074.89 and 32,130.86

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Solution

The fourth proportional to 98,706.38, 148,074.89 and 32,130.86 is: 48,201.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,706.38 : 148,074.89 = 32,130.86 : x
  2. Step 2: Convert to fraction form
    98,706.38/148,074.89 = 32,130.86/x
  3. Step 3: Cross multiply
    98,706.38x = 148,074.89 × 32,130.86
  4. Step 4: Simplify right side
    98,706.38x = 4,757,772,659.08
  5. Step 5: Solve for x
    x = 4,757,772,659.08/98,706.38
  6. Step 6: Final answer
    x = 48,201.27

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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.