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Finding the Fourth Proportional to 146,854.95, 219,790.35 and 146,854.95

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Solution

The fourth proportional to 146,854.95, 219,790.35 and 146,854.95 is: 219,790.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,854.95 : 219,790.35 = 146,854.95 : x
  2. Step 2: Convert to fraction form
    146,854.95/219,790.35 = 146,854.95/x
  3. Step 3: Cross multiply
    146,854.95x = 219,790.35 × 146,854.95
  4. Step 4: Simplify right side
    146,854.95x = 32,277,300,859.73
  5. Step 5: Solve for x
    x = 32,277,300,859.73/146,854.95
  6. Step 6: Final answer
    x = 219,790.35

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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.