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Finding the Fourth Proportional to 117,761.63, 176,700.88 and 46,682.76

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Solution

The fourth proportional to 117,761.63, 176,700.88 and 46,682.76 is: 70,047.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,761.63 : 176,700.88 = 46,682.76 : x
  2. Step 2: Convert to fraction form
    117,761.63/176,700.88 = 46,682.76/x
  3. Step 3: Cross multiply
    117,761.63x = 176,700.88 × 46,682.76
  4. Step 4: Simplify right side
    117,761.63x = 8,248,885,231.22
  5. Step 5: Solve for x
    x = 8,248,885,231.22/117,761.63
  6. Step 6: Final answer
    x = 70,047.31

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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.