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Finding the Fourth Proportional to 156,597.85, 234,896.11 and 56,734.63

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Solution

The fourth proportional to 156,597.85, 234,896.11 and 56,734.63 is: 85,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,597.85 : 234,896.11 = 56,734.63 : x
  2. Step 2: Convert to fraction form
    156,597.85/234,896.11 = 56,734.63/x
  3. Step 3: Cross multiply
    156,597.85x = 234,896.11 × 56,734.63
  4. Step 4: Simplify right side
    156,597.85x = 13,326,743,889.29
  5. Step 5: Solve for x
    x = 13,326,743,889.29/156,597.85
  6. Step 6: Final answer
    x = 85,101.70

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1.5x scale

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.