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Finding the Fourth Proportional to 98,367.08, 147,597.30 and 50,973.31

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Solution

The fourth proportional to 98,367.08, 147,597.30 and 50,973.31 is: 76,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,367.08 : 147,597.30 = 50,973.31 : x
  2. Step 2: Convert to fraction form
    98,367.08/147,597.30 = 50,973.31/x
  3. Step 3: Cross multiply
    98,367.08x = 147,597.30 × 50,973.31
  4. Step 4: Simplify right side
    98,367.08x = 7,523,522,800.63
  5. Step 5: Solve for x
    x = 7,523,522,800.63/98,367.08
  6. Step 6: Final answer
    x = 76,484.15

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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.