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Finding the Fourth Proportional to 48,887.50, 67,464.76 and 26,531.50

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Solution

The fourth proportional to 48,887.50, 67,464.76 and 26,531.50 is: 36,613.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,887.50 : 67,464.76 = 26,531.50 : x
  2. Step 2: Convert to fraction form
    48,887.50/67,464.76 = 26,531.50/x
  3. Step 3: Cross multiply
    48,887.50x = 67,464.76 × 26,531.50
  4. Step 4: Simplify right side
    48,887.50x = 1,789,941,279.94
  5. Step 5: Solve for x
    x = 1,789,941,279.94/48,887.50
  6. Step 6: Final answer
    x = 36,613.48

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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.