Home / 109,179.16-163,506.30-62,289.88

Finding the Fourth Proportional to 109,179.16, 163,506.30 and 62,289.88

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Solution

The fourth proportional to 109,179.16, 163,506.30 and 62,289.88 is: 93,285.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,179.16 : 163,506.30 = 62,289.88 : x
  2. Step 2: Convert to fraction form
    109,179.16/163,506.30 = 62,289.88/x
  3. Step 3: Cross multiply
    109,179.16x = 163,506.30 × 62,289.88
  4. Step 4: Simplify right side
    109,179.16x = 10,184,787,806.24
  5. Step 5: Solve for x
    x = 10,184,787,806.24/109,179.16
  6. Step 6: Final answer
    x = 93,285.09

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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.