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Finding the Fourth Proportional to 106,371.64, 146,786.88 and 58,624.84

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Solution

The fourth proportional to 106,371.64, 146,786.88 and 58,624.84 is: 80,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,371.64 : 146,786.88 = 58,624.84 : x
  2. Step 2: Convert to fraction form
    106,371.64/146,786.88 = 58,624.84/x
  3. Step 3: Cross multiply
    106,371.64x = 146,786.88 × 58,624.84
  4. Step 4: Simplify right side
    106,371.64x = 8,605,357,354.10
  5. Step 5: Solve for x
    x = 8,605,357,354.10/106,371.64
  6. Step 6: Final answer
    x = 80,898.98

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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.