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Finding the Fourth Proportional to 101,364.92, 152,068.85 and 30,293.09

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Solution

The fourth proportional to 101,364.92, 152,068.85 and 30,293.09 is: 45,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,364.92 : 152,068.85 = 30,293.09 : x
  2. Step 2: Convert to fraction form
    101,364.92/152,068.85 = 30,293.09/x
  3. Step 3: Cross multiply
    101,364.92x = 152,068.85 × 30,293.09
  4. Step 4: Simplify right side
    101,364.92x = 4,606,635,701.55
  5. Step 5: Solve for x
    x = 4,606,635,701.55/101,364.92
  6. Step 6: Final answer
    x = 45,446.05

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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.