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Finding the Fourth Proportional to 179,148.95, 268,764.95 and 60,820.30

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Solution

The fourth proportional to 179,148.95, 268,764.95 and 60,820.30 is: 91,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,148.95 : 268,764.95 = 60,820.30 : x
  2. Step 2: Convert to fraction form
    179,148.95/268,764.95 = 60,820.30/x
  3. Step 3: Cross multiply
    179,148.95x = 268,764.95 × 60,820.30
  4. Step 4: Simplify right side
    179,148.95x = 16,346,364,888.49
  5. Step 5: Solve for x
    x = 16,346,364,888.49/179,148.95
  6. Step 6: Final answer
    x = 91,244.55

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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.