Home / 98,579.12-147,911.04-32,039.64

Finding the Fourth Proportional to 98,579.12, 147,911.04 and 32,039.64

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Solution

The fourth proportional to 98,579.12, 147,911.04 and 32,039.64 is: 48,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,579.12 : 147,911.04 = 32,039.64 : x
  2. Step 2: Convert to fraction form
    98,579.12/147,911.04 = 32,039.64/x
  3. Step 3: Cross multiply
    98,579.12x = 147,911.04 × 32,039.64
  4. Step 4: Simplify right side
    98,579.12x = 4,739,016,473.63
  5. Step 5: Solve for x
    x = 4,739,016,473.63/98,579.12
  6. Step 6: Final answer
    x = 48,073.23

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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.