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Finding the Fourth Proportional to 61,546.79, 84,932.16 and 34,694.75

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Solution

The fourth proportional to 61,546.79, 84,932.16 and 34,694.75 is: 47,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,546.79 : 84,932.16 = 34,694.75 : x
  2. Step 2: Convert to fraction form
    61,546.79/84,932.16 = 34,694.75/x
  3. Step 3: Cross multiply
    61,546.79x = 84,932.16 × 34,694.75
  4. Step 4: Simplify right side
    61,546.79x = 2,946,700,058.16
  5. Step 5: Solve for x
    x = 2,946,700,058.16/61,546.79
  6. Step 6: Final answer
    x = 47,877.40

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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.