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Finding the Fourth Proportional to 61,853.76, 92,789.73 and 22,401.63

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Solution

The fourth proportional to 61,853.76, 92,789.73 and 22,401.63 is: 33,605.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,853.76 : 92,789.73 = 22,401.63 : x
  2. Step 2: Convert to fraction form
    61,853.76/92,789.73 = 22,401.63/x
  3. Step 3: Cross multiply
    61,853.76x = 92,789.73 × 22,401.63
  4. Step 4: Simplify right side
    61,853.76x = 2,078,641,199.26
  5. Step 5: Solve for x
    x = 2,078,641,199.26/61,853.76
  6. Step 6: Final answer
    x = 33,605.74

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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.