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Finding the Fourth Proportional to 70,644.82, 97,576.10 and 52,818.88

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Solution

The fourth proportional to 70,644.82, 97,576.10 and 52,818.88 is: 72,954.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,644.82 : 97,576.10 = 52,818.88 : x
  2. Step 2: Convert to fraction form
    70,644.82/97,576.10 = 52,818.88/x
  3. Step 3: Cross multiply
    70,644.82x = 97,576.10 × 52,818.88
  4. Step 4: Simplify right side
    70,644.82x = 5,153,860,316.77
  5. Step 5: Solve for x
    x = 5,153,860,316.77/70,644.82
  6. Step 6: Final answer
    x = 72,954.54

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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.