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Finding the Fourth Proportional to 61,873.61, 92,761.27 and 26,788.73

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Solution

The fourth proportional to 61,873.61, 92,761.27 and 26,788.73 is: 40,161.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,873.61 : 92,761.27 = 26,788.73 : x
  2. Step 2: Convert to fraction form
    61,873.61/92,761.27 = 26,788.73/x
  3. Step 3: Cross multiply
    61,873.61x = 92,761.27 × 26,788.73
  4. Step 4: Simplify right side
    61,873.61x = 2,484,956,085.71
  5. Step 5: Solve for x
    x = 2,484,956,085.71/61,873.61
  6. Step 6: Final answer
    x = 40,161.81

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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.