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Finding the Fourth Proportional to 70,957.98, 97,918.32 and 44,099.91

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Solution

The fourth proportional to 70,957.98, 97,918.32 and 44,099.91 is: 60,855.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,957.98 : 97,918.32 = 44,099.91 : x
  2. Step 2: Convert to fraction form
    70,957.98/97,918.32 = 44,099.91/x
  3. Step 3: Cross multiply
    70,957.98x = 97,918.32 × 44,099.91
  4. Step 4: Simplify right side
    70,957.98x = 4,318,189,099.35
  5. Step 5: Solve for x
    x = 4,318,189,099.35/70,957.98
  6. Step 6: Final answer
    x = 60,855.58

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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.