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Finding the Fourth Proportional to 61,951.66, 85,493.70 and 33,657.34

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Solution

The fourth proportional to 61,951.66, 85,493.70 and 33,657.34 is: 46,447.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,951.66 : 85,493.70 = 33,657.34 : x
  2. Step 2: Convert to fraction form
    61,951.66/85,493.70 = 33,657.34/x
  3. Step 3: Cross multiply
    61,951.66x = 85,493.70 × 33,657.34
  4. Step 4: Simplify right side
    61,951.66x = 2,877,490,528.76
  5. Step 5: Solve for x
    x = 2,877,490,528.76/61,951.66
  6. Step 6: Final answer
    x = 46,447.35

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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.