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Finding the Fourth Proportional to 98,353.28, 147,493.77 and 35,156.35

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Solution

The fourth proportional to 98,353.28, 147,493.77 and 35,156.35 is: 52,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,353.28 : 147,493.77 = 35,156.35 : x
  2. Step 2: Convert to fraction form
    98,353.28/147,493.77 = 35,156.35/x
  3. Step 3: Cross multiply
    98,353.28x = 147,493.77 × 35,156.35
  4. Step 4: Simplify right side
    98,353.28x = 5,185,342,485.84
  5. Step 5: Solve for x
    x = 5,185,342,485.84/98,353.28
  6. Step 6: Final answer
    x = 52,721.60

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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.