Home / 98,979.85-148,454.74-32,418.51

Finding the Fourth Proportional to 98,979.85, 148,454.74 and 32,418.51

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Solution

The fourth proportional to 98,979.85, 148,454.74 and 32,418.51 is: 48,622.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,979.85 : 148,454.74 = 32,418.51 : x
  2. Step 2: Convert to fraction form
    98,979.85/148,454.74 = 32,418.51/x
  3. Step 3: Cross multiply
    98,979.85x = 148,454.74 × 32,418.51
  4. Step 4: Simplify right side
    98,979.85x = 4,812,681,473.24
  5. Step 5: Solve for x
    x = 4,812,681,473.24/98,979.85
  6. Step 6: Final answer
    x = 48,622.84

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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.