Home / 163,626.30-245,378.66-56,982.87

Finding the Fourth Proportional to 163,626.30, 245,378.66 and 56,982.87

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Solution

The fourth proportional to 163,626.30, 245,378.66 and 56,982.87 is: 85,453.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,626.30 : 245,378.66 = 56,982.87 : x
  2. Step 2: Convert to fraction form
    163,626.30/245,378.66 = 56,982.87/x
  3. Step 3: Cross multiply
    163,626.30x = 245,378.66 × 56,982.87
  4. Step 4: Simplify right side
    163,626.30x = 13,982,379,998.64
  5. Step 5: Solve for x
    x = 13,982,379,998.64/163,626.30
  6. Step 6: Final answer
    x = 85,453.13

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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.