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Finding the Fourth Proportional to 61,441.54, 84,792.03 and 34,585.77

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Solution

The fourth proportional to 61,441.54, 84,792.03 and 34,585.77 is: 47,729.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,441.54 : 84,792.03 = 34,585.77 : x
  2. Step 2: Convert to fraction form
    61,441.54/84,792.03 = 34,585.77/x
  3. Step 3: Cross multiply
    61,441.54x = 84,792.03 × 34,585.77
  4. Step 4: Simplify right side
    61,441.54x = 2,932,597,647.41
  5. Step 5: Solve for x
    x = 2,932,597,647.41/61,441.54
  6. Step 6: Final answer
    x = 47,729.89

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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.