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Finding the Fourth Proportional to 48,374.88, 66,755.48 and 26,865.60

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Solution

The fourth proportional to 48,374.88, 66,755.48 and 26,865.60 is: 37,073.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,374.88 : 66,755.48 = 26,865.60 : x
  2. Step 2: Convert to fraction form
    48,374.88/66,755.48 = 26,865.60/x
  3. Step 3: Cross multiply
    48,374.88x = 66,755.48 × 26,865.60
  4. Step 4: Simplify right side
    48,374.88x = 1,793,426,023.49
  5. Step 5: Solve for x
    x = 1,793,426,023.49/48,374.88
  6. Step 6: Final answer
    x = 37,073.50

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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.