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Finding the Fourth Proportional to 34,610.77, 47,762.86 and 18,695.22

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Solution

The fourth proportional to 34,610.77, 47,762.86 and 18,695.22 is: 25,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,610.77 : 47,762.86 = 18,695.22 : x
  2. Step 2: Convert to fraction form
    34,610.77/47,762.86 = 18,695.22/x
  3. Step 3: Cross multiply
    34,610.77x = 47,762.86 × 18,695.22
  4. Step 4: Simplify right side
    34,610.77x = 892,937,175.53
  5. Step 5: Solve for x
    x = 892,937,175.53/34,610.77
  6. Step 6: Final answer
    x = 25,799.40

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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.