Home / 98,936.56-148,349.34-42,741.58

Finding the Fourth Proportional to 98,936.56, 148,349.34 and 42,741.58

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Solution

The fourth proportional to 98,936.56, 148,349.34 and 42,741.58 is: 64,088.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,936.56 : 148,349.34 = 42,741.58 : x
  2. Step 2: Convert to fraction form
    98,936.56/148,349.34 = 42,741.58/x
  3. Step 3: Cross multiply
    98,936.56x = 148,349.34 × 42,741.58
  4. Step 4: Simplify right side
    98,936.56x = 6,340,685,183.56
  5. Step 5: Solve for x
    x = 6,340,685,183.56/98,936.56
  6. Step 6: Final answer
    x = 64,088.39

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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.