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Finding the Fourth Proportional to 146,593.40, 219,890.10 and 46,760.90

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Solution

The fourth proportional to 146,593.40, 219,890.10 and 46,760.90 is: 70,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,593.40 : 219,890.10 = 46,760.90 : x
  2. Step 2: Convert to fraction form
    146,593.40/219,890.10 = 46,760.90/x
  3. Step 3: Cross multiply
    146,593.40x = 219,890.10 × 46,760.90
  4. Step 4: Simplify right side
    146,593.40x = 10,282,258,977.09
  5. Step 5: Solve for x
    x = 10,282,258,977.09/146,593.40
  6. Step 6: Final answer
    x = 70,141.35

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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.