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Finding the Fourth Proportional to 163,497.50, 245,250.83 and 45,168.83

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Solution

The fourth proportional to 163,497.50, 245,250.83 and 45,168.83 is: 67,754.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,497.50 : 245,250.83 = 45,168.83 : x
  2. Step 2: Convert to fraction form
    163,497.50/245,250.83 = 45,168.83/x
  3. Step 3: Cross multiply
    163,497.50x = 245,250.83 × 45,168.83
  4. Step 4: Simplify right side
    163,497.50x = 11,077,691,934.30
  5. Step 5: Solve for x
    x = 11,077,691,934.30/163,497.50
  6. Step 6: Final answer
    x = 67,754.51

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1.5x scale

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.