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Finding the Fourth Proportional to 63,503.57, 95,258.99 and 19,125.69

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Solution

The fourth proportional to 63,503.57, 95,258.99 and 19,125.69 is: 28,689.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,503.57 : 95,258.99 = 19,125.69 : x
  2. Step 2: Convert to fraction form
    63,503.57/95,258.99 = 19,125.69/x
  3. Step 3: Cross multiply
    63,503.57x = 95,258.99 × 19,125.69
  4. Step 4: Simplify right side
    63,503.57x = 1,821,893,960.27
  5. Step 5: Solve for x
    x = 1,821,893,960.27/63,503.57
  6. Step 6: Final answer
    x = 28,689.63

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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.