Home / 163,624.20-245,436.30-58,446.60

Finding the Fourth Proportional to 163,624.20, 245,436.30 and 58,446.60

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Solution

The fourth proportional to 163,624.20, 245,436.30 and 58,446.60 is: 87,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,624.20 : 245,436.30 = 58,446.60 : x
  2. Step 2: Convert to fraction form
    163,624.20/245,436.30 = 58,446.60/x
  3. Step 3: Cross multiply
    163,624.20x = 245,436.30 × 58,446.60
  4. Step 4: Simplify right side
    163,624.20x = 14,344,917,251.58
  5. Step 5: Solve for x
    x = 14,344,917,251.58/163,624.20
  6. Step 6: Final answer
    x = 87,669.90

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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.