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Finding the Fourth Proportional to 58,057.20, 86,956.20 and 44,866.80

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Solution

The fourth proportional to 58,057.20, 86,956.20 and 44,866.80 is: 67,200.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,057.20 : 86,956.20 = 44,866.80 : x
  2. Step 2: Convert to fraction form
    58,057.20/86,956.20 = 44,866.80/x
  3. Step 3: Cross multiply
    58,057.20x = 86,956.20 × 44,866.80
  4. Step 4: Simplify right side
    58,057.20x = 3,901,446,434.16
  5. Step 5: Solve for x
    x = 3,901,446,434.16/58,057.20
  6. Step 6: Final answer
    x = 67,200.04

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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.