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Finding the Fourth Proportional to 57,962.70, 86,814.45 and 44,772.30

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Solution

The fourth proportional to 57,962.70, 86,814.45 and 44,772.30 is: 67,058.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,962.70 : 86,814.45 = 44,772.30 : x
  2. Step 2: Convert to fraction form
    57,962.70/86,814.45 = 44,772.30/x
  3. Step 3: Cross multiply
    57,962.70x = 86,814.45 × 44,772.30
  4. Step 4: Simplify right side
    57,962.70x = 3,886,882,599.74
  5. Step 5: Solve for x
    x = 3,886,882,599.74/57,962.70
  6. Step 6: Final answer
    x = 67,058.34

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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.