Home / 98,259.62-147,420.57-35,078.38

Finding the Fourth Proportional to 98,259.62, 147,420.57 and 35,078.38

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Solution

The fourth proportional to 98,259.62, 147,420.57 and 35,078.38 is: 52,628.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,259.62 : 147,420.57 = 35,078.38 : x
  2. Step 2: Convert to fraction form
    98,259.62/147,420.57 = 35,078.38/x
  3. Step 3: Cross multiply
    98,259.62x = 147,420.57 × 35,078.38
  4. Step 4: Simplify right side
    98,259.62x = 5,171,274,774.28
  5. Step 5: Solve for x
    x = 5,171,274,774.28/98,259.62
  6. Step 6: Final answer
    x = 52,628.69

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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.