Home / 98,730.48-147,961.52-41,757

Finding the Fourth Proportional to 98,730.48, 147,961.52 and 41,757

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Solution

The fourth proportional to 98,730.48, 147,961.52 and 41,757 is: 62,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,730.48 : 147,961.52 = 41,757 : x
  2. Step 2: Convert to fraction form
    98,730.48/147,961.52 = 41,757/x
  3. Step 3: Cross multiply
    98,730.48x = 147,961.52 × 41,757
  4. Step 4: Simplify right side
    98,730.48x = 6,178,429,190.64
  5. Step 5: Solve for x
    x = 6,178,429,190.64/98,730.48
  6. Step 6: Final answer
    x = 62,578.74

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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.