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Finding the Fourth Proportional to 38,755.82, 53,488.89 and 23,657.29

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Solution

The fourth proportional to 38,755.82, 53,488.89 and 23,657.29 is: 32,650.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,755.82 : 53,488.89 = 23,657.29 : x
  2. Step 2: Convert to fraction form
    38,755.82/53,488.89 = 23,657.29/x
  3. Step 3: Cross multiply
    38,755.82x = 53,488.89 × 23,657.29
  4. Step 4: Simplify right side
    38,755.82x = 1,265,402,048.79
  5. Step 5: Solve for x
    x = 1,265,402,048.79/38,755.82
  6. Step 6: Final answer
    x = 32,650.63

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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.