Home / 88,741.70-133,080.15-29,579.30

Finding the Fourth Proportional to 88,741.70, 133,080.15 and 29,579.30

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Solution

The fourth proportional to 88,741.70, 133,080.15 and 29,579.30 is: 44,358.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,741.70 : 133,080.15 = 29,579.30 : x
  2. Step 2: Convert to fraction form
    88,741.70/133,080.15 = 29,579.30/x
  3. Step 3: Cross multiply
    88,741.70x = 133,080.15 × 29,579.30
  4. Step 4: Simplify right side
    88,741.70x = 3,936,417,680.90
  5. Step 5: Solve for x
    x = 3,936,417,680.90/88,741.70
  6. Step 6: Final answer
    x = 44,358.15

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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.