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Finding the Fourth Proportional to 61,461.33, 84,818.22 and 34,604.79

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Solution

The fourth proportional to 61,461.33, 84,818.22 and 34,604.79 is: 47,755.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,461.33 : 84,818.22 = 34,604.79 : x
  2. Step 2: Convert to fraction form
    61,461.33/84,818.22 = 34,604.79/x
  3. Step 3: Cross multiply
    61,461.33x = 84,818.22 × 34,604.79
  4. Step 4: Simplify right side
    61,461.33x = 2,935,116,438.09
  5. Step 5: Solve for x
    x = 2,935,116,438.09/61,461.33
  6. Step 6: Final answer
    x = 47,755.50

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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.