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Finding the Fourth Proportional to 49,062.50, 67,706.25 and 26,706.50

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Solution

The fourth proportional to 49,062.50, 67,706.25 and 26,706.50 is: 36,854.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,062.50 : 67,706.25 = 26,706.50 : x
  2. Step 2: Convert to fraction form
    49,062.50/67,706.25 = 26,706.50/x
  3. Step 3: Cross multiply
    49,062.50x = 67,706.25 × 26,706.50
  4. Step 4: Simplify right side
    49,062.50x = 1,808,196,965.63
  5. Step 5: Solve for x
    x = 1,808,196,965.63/49,062.50
  6. Step 6: Final answer
    x = 36,854.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.